diff --git a/instruments-add.html b/instruments-add.html
deleted file mode 100644
index 7b06cb5..0000000
--- a/instruments-add.html
+++ /dev/null
@@ -1,25 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-  <head>
-    <meta charset="utf-8" />
-    <title>workbook - instruments - add</title>
-    <link rel="stylesheet" type="text/css" href="css/main.css" />
-  </head>
-  <body>
-    <div class="topnav">
-        <a href="./instruments.html">Instruments</a>
-        <a href="./sessions.html">Sessions</a>
-        <a href="./about.html">About</a>
-      </div>
-    <h1><a href="./instruments.html">Instruments</a> / Add</h1>
-    <ul>
-        <li><a href="./index.html">Upload SVG</a></li>
-        <li><a href="./index.html">Params</a></li>
-    </ul>
-
-  
-  </body>
-  
-  <script type="text/javascript" src="js/main.js"></script>
-</html>
-
diff --git a/instruments-bastl-kastle-v1.5.html b/instruments-bastl-kastle-v1.5.html
deleted file mode 100644
index b523e1c..0000000
--- a/instruments-bastl-kastle-v1.5.html
+++ /dev/null
@@ -1,49 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-  <head>
-    <meta charset="utf-8" />
-    <title>Kastle v1.5</title>
-    <link rel="stylesheet" type="text/css" href="css/instruments.css" />
-  </head>
-
-  <body>
-    <div class="topnav">
-      <a href="./instruments.html">Instruments</a>
-      <a href="./sessions.html">Sessions</a>
-      <a href="./about.html">About</a>
-    </div>
-    <h1><a href="./instruments.html">Instruments</a> / BASTL Kastle v1.5</h1>
-    <img src="kastle-outline.svg" class="center">
-
-    <table style="width:100%">
-      <tr>
-        <th>Date</th>
-        <th>Title</th>
-        <th>Description</th>
-        <th>Patch</th>
-        <th>Audio</th>
-      </tr>
-      <tr>
-        <td>26/03/22</td>
-        <td>Het Park</td>
-        <td>minimal but memorable</td>
-        <th><img src="kastle-outline.svg" class="img-patch"></th>
-        <td>01 02</td>
-      </tr>
-      <tr>
-        <td>01/04/22</td>
-        <td>Mariniersweg</td>
-        <td>a jam</td>
-        <th><img src="kastle-outline.svg" class="img-patch"></th>
-        <td>01</td>
-      </tr>
-        </table>
-        
-
-        
-      </li>
-    </ul> 
-  </body>
-  
-  <script type="text/javascript" src="js/main.js"></script>
-</html>
diff --git a/instruments-view.html b/instruments-view.html
deleted file mode 100644
index 073b820..0000000
--- a/instruments-view.html
+++ /dev/null
@@ -1,68 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-  <head>
-    <meta charset="utf-8" />
-    <title>workbook - instruments</title>
-    <link rel="stylesheet" type="text/css" href="css/main.css" />
-  </head>
-  <body>
-    <div class="topnav">
-        <a href="./instruments.html">Instruments</a>
-        <a href="./sessions.html">Sessions</a>
-        <a href="./about.html">About</a>
-      </div>
-    <h1><a href="./instruments.html">Instruments</a> / View</h1>
-    <h2>Select an instrument:</h2>
-    <div class="list">
-        <form action="/action_page.php">
-            <!-- <label for="instruments">Choose an instrument:</label> -->
-            <select name="instrument" id="instrument">
-                <optgroup label="Semi-Modular">
-                    <option value="BASTL Kastle v1.5">BASTL Kastle v1.5</option>
-                    <option value="BASTL Kastle Drum">BASTL Kastle Drum</option>
-                </opt group>
-                <optgroup label="Sampler">
-                    <option value="BASTL microGranny 2">BASTL microGranny 2</option>
-                </optgroup>
-            </select>
-            <input type="submit" value="Submit">
-        </form>
-    </div>
-
-    <br>
-    <h2>Or filter by:</h2>
-    <h2>Name</h2>
-    <ul>
-        <li><a href="./instruments-bastl-kastle-v1.5.html">BASTL Kastle v1.5</a></li>
-        <li><a href="./index.html">BASTL Kastle Drum</a></li>
-        <li><a href="./index.html">BASTL microGranny 2</a></li>
-        <li><a href="./index.html">Landscape Soundwich</a></li>
-        <li><a href="./index.html">Piezo</a></li>
-        <li><a href="./index.html">Buzzer</a></li>
-        <li><a href="./index.html">After Effects</a></li>
-        <li><a href="./index.html">Velleman Signal Generator</a></li>
-    </ul>
-    <h2>Category</h2>
-    <ul>
-        <li><a href="./instruments-bastl-kastle-v1.5.html">Semi-modular synthesizer</a></li>
-        <li><a href="./index.html">Sampler</a></li>
-        <li><a href="./index.html">DIY electronics/physical computing</a></li>
-        <li><a href="./index.html">Software</a></li>
-    </ul>
-
-    <h2>Brand</h2>
-    <ul>
-        <li><a href="./instruments-bastl-kastle-v1.5.html">BASTL</a></li>
-        <li><a href="./index.html">Landscape</a></li>
-        <li><a href="./index.html">Velleman</a></li>
-        <li><a href="./index.html">DIY</a></li>
-        <li><a href="./index.html">Adobe</a></li>
-    </ul>
-
-    </div> 
-
-  
-  </body>
-  
-  <script type="text/javascript" src="js/main.js"></script>
-</html>
diff --git a/instruments.html b/instruments.html
deleted file mode 100644
index eddf4c1..0000000
--- a/instruments.html
+++ /dev/null
@@ -1,26 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-  <head>
-    <meta charset="utf-8" />
-    <title>workbook - instruments</title>
-    <link rel="stylesheet" type="text/css" href="css/main.css" />
-  </head>
-  <body>
-    <div class="topnav">
-        <!-- <a class="active" href="#instruments">Instruments</a> -->
-        <a href="./index.html">Home</a>
-        <a href="./sessions.html">Sessions</a>
-        <a href="/.about.html">About</a>
-      </div>
-      <h1>Instruments</h1>
-      
-    <ul>
-        <li><a href="./instruments-add.html">Add</a></li>
-        <li><a href="./instruments-view.html">View</a></li>
-        <li><a href="./instruments-search.html">Search</a></li>
-    </ul>
-
-  </body>
-  
-  <script type="text/javascript" src="js/main.js"></script>
-</html>
diff --git a/kastle-outline.svg b/kastle-outline.svg
deleted file mode 100644
index ff57f3d..0000000
--- a/kastle-outline.svg
+++ /dev/null
@@ -1 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?><svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000.5 863.51"><defs><style>.d{letter-spacing:-.02em;}.e{stroke-width:3px;}.e,.f,.g{stroke:#000;stroke-miterlimit:10;}.e,.g{fill:none;}.h{opacity:.05;}.i,.j{font-family:ArialMT, Arial;font-size:28px;}.f{fill:#fff;}.f,.g{stroke-width:.5px;}.k,.j{letter-spacing:-.04em;}.l{letter-spacing:-.07em;}</style></defs><g id="a"/><g id="b"><g id="c"><g><polyline class="e" points="156.23 534.7 156.23 564.93 230.47 564.93 230.47 698.65 283.26 698.65"/><g><polygon points="454.07 485.94 546.79 485.94 502.07 469.19 454.07 485.94"/><line class="e" x1="500.43" y1="485.94" x2="500.43" y2="543.77"/></g><polyline class="e" points="550.25 810.23 550.25 823.63 574.84 823.63"/><polygon points="574.84 808.56 574.84 840.65 587.4 824.6 574.84 808.56"/><polyline class="e" points="728.35 710.74 752.15 686.94 776.7 711.49"/><polyline class="e" points="738.37 636.47 738.37 605.95 759.58 605.95 759.58 636.47 896.88 636.47"/><polyline class="e" points="738.37 559.02 738.37 528.51 759.58 528.51 759.58 559.02 896.88 559.02"/><g><polyline class="e" points="80.27 676.28 53.54 676.28 53.54 736.37 255.02 736.37 255.02 776.93 283.26 776.93"/><polygon points="79.21 628.28 79.21 721 95.96 676.28 79.21 628.28"/></g><polygon points="109.87 536.47 202.59 536.47 157.87 519.72 109.87 536.47"/><g><polyline class="e" points="156.23 262.7 156.23 293.95 258.37 293.95 258.37 623.88 283.26 623.88"/><polygon points="109.87 262.7 202.59 262.7 157.87 245.95 109.87 262.7"/></g><rect class="g" x=".25" y=".25" width="1000" height="863.01" rx="50" ry="50"/><g><rect class="g" x="283.26" y="605.95" width="112.19" height="36.84"/><rect class="g" x="327.26" y="612.28" width="24.19" height="24.19"/><rect class="g" x="289.26" y="612.28" width="24.19" height="24.19"/><rect class="g" x="365.16" y="612.28" width="24.19" height="24.19"/></g><g><rect class="g" x="602.47" y="528.09" width="112.19" height="36.84"/><rect class="g" x="646.47" y="534.42" width="24.19" height="24.19"/><rect class="g" x="608.47" y="534.42" width="24.19" height="24.19"/><rect class="g" x="684.37" y="534.42" width="24.19" height="24.19"/></g><g><rect class="g" x="444.16" y="543.77" width="112.19" height="36.84"/><rect class="g" x="488.16" y="550.09" width="24.19" height="24.19"/><rect class="g" x="450.16" y="550.09" width="24.19" height="24.19"/><rect class="g" x="526.06" y="550.09" width="24.19" height="24.19"/></g><g><rect class="g" x="283.26" y="680.23" width="112.19" height="36.84"/><rect class="g" x="327.26" y="686.56" width="24.19" height="24.19"/><rect class="g" x="289.26" y="686.56" width="24.19" height="24.19"/><rect class="g" x="365.16" y="686.56" width="24.19" height="24.19"/></g><g><rect class="g" x="283.26" y="754.51" width="112.19" height="36.84"/><rect class="g" x="327.26" y="760.84" width="24.19" height="24.19"/><rect class="g" x="289.26" y="760.84" width="24.19" height="24.19"/><rect class="g" x="365.16" y="760.84" width="24.19" height="24.19"/></g><g><rect class="g" x="602.47" y="605.95" width="112.19" height="36.84"/><rect class="g" x="646.47" y="612.28" width="24.19" height="24.19"/><rect class="g" x="608.47" y="612.28" width="24.19" height="24.19"/><rect class="g" x="684.37" y="612.28" width="24.19" height="24.19"/></g><g><rect class="g" x="602.47" y="680.23" width="112.19" height="36.84"/><rect class="g" x="646.47" y="686.56" width="24.19" height="24.19"/><rect class="g" x="608.47" y="686.56" width="24.19" height="24.19"/><rect class="g" x="684.37" y="686.56" width="24.19" height="24.19"/></g><g><rect class="g" x="602.47" y="754.51" width="112.19" height="36.84"/><rect class="g" x="646.47" y="760.84" width="24.19" height="24.19"/><rect class="g" x="608.47" y="760.84" width="24.19" height="24.19"/><rect class="g" x="684.37" y="760.84" width="24.19" height="24.19"/></g><g><rect class="g" x="618.56" y="412.78" width="74.26" height="36.84"/><rect class="g" x="662.56" y="419.1" width="24.19" height="24.19"/><rect class="g" x="624.56" y="419.1" width="24.19" height="24.19"/></g><rect class="h" x="590.74" y="515.54" width="391.81" height="62.79"/><rect class="h" x="608.47" y="400.36" width="100.09" height="62.79"/><rect class="h" x="590.74" y="741.54" width="137.61" height="62.79"/><g><rect class="g" x="299.4" y="475.57" width="74.26" height="36.84"/><rect class="g" x="343.4" y="481.89" width="24.19" height="24.19"/><rect class="g" x="305.4" y="481.89" width="24.19" height="24.19"/></g><g><rect class="g" x="299.4" y="531.68" width="74.26" height="36.84"/><rect class="g" x="343.4" y="538" width="24.19" height="24.19"/><rect class="g" x="305.4" y="538" width="24.19" height="24.19"/></g><g><rect class="g" x="299.4" y="415.83" width="74.26" height="36.84"/><rect class="g" x="343.4" y="422.16" width="24.19" height="24.19"/><rect class="g" x="305.4" y="422.16" width="24.19" height="24.19"/></g><g><rect class="g" x="416.79" y="730.05" width="74.26" height="36.84"/><rect class="g" x="460.79" y="736.37" width="24.19" height="24.19"/><rect class="g" x="422.79" y="736.37" width="24.19" height="24.19"/></g><g><rect class="g" x="511.68" y="730.05" width="74.26" height="36.84"/><rect class="g" x="555.68" y="736.37" width="24.19" height="24.19"/><rect class="g" x="517.68" y="736.37" width="24.19" height="24.19"/></g><rect class="h" x="289.3" y="463.15" width="100.09" height="62.79"/><rect class="h" x="590.74" y="592.98" width="391.81" height="62.79"/><rect class="h" x="590.74" y="667.26" width="391.81" height="62.79"/><text class="i" transform="translate(413.12 457.41)"><tspan class="k" x="0" y="0">W</tspan><tspan class="l" x="25.39" y="0">A</tspan><tspan x="41.99" y="0">VESHAPE</tspan></text><text class="i" transform="translate(320.68 400.36)"><tspan x="0" y="0">I/O</tspan></text><text class="i" transform="translate(422.81 798.33)"><tspan x="0" y="0">LFO </tspan><tspan x="3.37" y="28">RS</tspan><tspan class="d" x="42.27" y="28">T</tspan></text><text class="i" transform="translate(509.39 798.33)"><tspan x="0" y="0">BI</tspan><tspan class="d" x="26.46" y="0">T</tspan><tspan x="43.05" y="0" xml:space="preserve"> IN</tspan></text><text class="i" transform="translate(594.2 833.49)"><tspan x="0" y="0">STEPPED</tspan></text><text class="i" transform="translate(909.86 560.19)"><tspan x="0" y="0">OSC</tspan></text><text class="i" transform="translate(912.97 636.47)"><tspan x="0" y="0">LFO</tspan></text><text class="i" transform="translate(912.97 710.74)"><tspan x="0" y="0">LFO</tspan></text><text class="i" transform="translate(294.53 597.98)"><tspan x="0" y="0">MODE</tspan></text><text class="i" transform="translate(389.96 504.08)"><tspan x="0" y="0">+</tspan></text><text class="i" transform="translate(388.03 443.29)"><tspan x="0" y="0">R</tspan></text><text class="j" transform="translate(275.99 443.29)"><tspan x="0" y="0">L</tspan></text><text class="i" transform="translate(278.6 504.08)"><tspan x="0" y="0">-</tspan></text><circle class="g" cx="156.23" cy="145.27" r="48.56"/><circle class="g" cx="835.21" cy="145.27" r="48.56"/><circle class="g" cx="156.23" cy="408.85" r="48.56"/><circle class="g" cx="835.21" cy="408.85" r="48.56"/><circle class="g" cx="500.25" cy="367.27" r="48.56"/><circle class="g" cx="156.23" cy="672.44" r="48.56"/><circle class="f" cx="835.21" cy="672.44" r="48.56"/><text class="i" transform="translate(77.68 230.88)"><tspan x="0" y="0">PITCH MOD</tspan></text><text class="i" transform="translate(66.79 503.08)"><tspan x="0" y="0">TIMBRE MOD</tspan></text><text class="i" transform="translate(83.38 776.93)"><tspan x="0" y="0">R</tspan><tspan class="l" x="20.22" y="0">A</tspan><tspan x="36.82" y="0">TE MOD</tspan></text><text class="i" transform="translate(592.16 503.08)"><tspan x="0" y="0">OSC OU</tspan><tspan class="d" x="110.46" y="0">T</tspan></text><text class="i" transform="translate(748.35 503.08)"><tspan x="0" y="0">OSC</tspan><tspan class="d" x="60.68" y="0"> </tspan><tspan x="67.95" y="0">TIMBRE</tspan></text><text class="i" transform="translate(758.98 230.88)"><tspan x="0" y="0">OSC PITCH</tspan></text></g></g></g></svg>
\ No newline at end of file
diff --git a/sessions-add.html b/sessions-add.html
deleted file mode 100644
index b41c493..0000000
--- a/sessions-add.html
+++ /dev/null
@@ -1,22 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-  <head>
-    <meta charset="utf-8" />
-    <title>workbook - sessions - add</title>
-    <link rel="stylesheet" type="text/css" href="css/main.css" />
-  </head>
-  <body>
-    <div class="topnav">
-      <a href="./instruments.html">Instruments</a>
-      <a href="./sessions.html">Sessions</a>
-      <a href="./about.html">About</a>
-    </div>
-    <h1><a href="./sessions.html">Sessions</a> / Add</h1>
-       <div class="date">
-         <input type="date" id="date" name="date">
-       </div>
-
-  </body>
-  
-  <script type="text/javascript" src="js/main.js"></script>
-</html>
diff --git a/sessions-search.html b/sessions-search.html
deleted file mode 100644
index 30e3296..0000000
--- a/sessions-search.html
+++ /dev/null
@@ -1,35 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-  <head>
-    <meta charset="utf-8" />
-    <title>workbook - sessions - search</title>
-    <link rel="stylesheet" type="text/css" href="css/main.css" />
-  </head>
-  <body>
-    <div class="topnav">
-      <a href="./instruments.html">Instruments</a>
-      <a href="./sessions.html">Sessions</a>
-      <a href="./about.html">About</a>
-    </div>
-    <h1><a href="./sessions.html">Sessions</a> / Search</h1>
-    <ul>
-        <li><a href="./sessions-add.html">Add</a></li>
-        <li><a href="./sessions.html">View</a></li>
-      </ul>
-
-      <div class="search-container">
-        <form id="form">
-            <input type="search" id="query" name="q"
-            placeholder="Look up session">
-            <button>Search</button>
-        </form>
-       </div> 
-
-       <div class="date">
-         <input type="date" id="date" name="date">
-       </div>
-
-  </body>
-  
-  <script type="text/javascript" src="js/main.js"></script>
-</html>
diff --git a/sessions-view.html b/sessions-view.html
deleted file mode 100644
index 06a8489..0000000
--- a/sessions-view.html
+++ /dev/null
@@ -1,44 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-  <head>
-    <meta charset="utf-8" />
-    <title>workbook - sessions - view</title>
-    <link rel="stylesheet" type="text/css" href="css/main.css" />
-  </head>
-  <body>
-    <div class="topnav">
-      <a href="./instruments.html">Instruments</a>
-      <a href="./sessions.html">Sessions</a>
-      <a href="./about.html">About</a>
-    </div>
-    <h1><a href="./sessions.html">Sessions</a> / View</h1>
-    <ul>
-        <li><a href="./sessions-add.html">Add</a></li>
-        <li><a href="./sessions-search.html">Search</a></li>
-      </ul>
-
-      <div class="search-container">
-        <form id="form">
-            <input type="search" id="query" name="q"
-            placeholder="Look up session">
-            <button>Search</button>
-        </form>
-       </div> 
-
-       <div class="date">
-         <input type="date" id="date" name="date">
-       </div>
-
-       <h2>Sort by:</h2>
-       <h2>Place</h2>
-       <ul>
-           <li><a href="./index.html">Het Park</a></li>
-           <li><a href="./index.html">Spoorsingel</a></li>
-           <li><a href="./index.html">Mariniersweg</a></li>
-           <li><a href="./index.html">Burgemeester Meineszstraat</a></li>
-           <li><a href="./index.html">Wijnhaven</a></li>
-       </ul>
-  </body>
-  
-  <script type="text/javascript" src="js/main.js"></script>
-</html>
diff --git a/sessions.html b/sessions.html
deleted file mode 100644
index 518a703..0000000
--- a/sessions.html
+++ /dev/null
@@ -1,24 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-  <head>
-    <meta charset="utf-8" />
-    <title>workbook - sessions</title>
-    <link rel="stylesheet" type="text/css" href="css/main.css" />
-  </head>
-  <body>
-    <div class="topnav">
-      <a href="./instruments.html">Instruments</a>
-      <a href="./sessions.html">Sessions</a>
-      <a href="./about.html">About</a>
-    </div>
-    <h1>Sessions</h1>
-    <ul>
-        <li><a href="./sessions-add.html">Add</a></li>
-        <li><a href="./sessions-view.html">View</a></li>
-        <li><a href="./sessions-search.html">Search</a></li>
-      </ul>
-
-  </body>
-  
-  <script type="text/javascript" src="js/main.js"></script>
-</html>

Date	Title	Description	Patch	Audio
26/03/22	Het Park	minimal but memorable		01 02
01/04/22	Mariniersweg	a jam		01