diff --git a/.DS_Store b/.DS_Store
index 7c177a3..f12136d 100644
Binary files a/.DS_Store and b/.DS_Store differ
diff --git a/nim/contents.md b/nim/contents.md
index 27e89fa..dbc2afa 100644
--- a/nim/contents.md
+++ b/nim/contents.md
@@ -26,7 +26,8 @@ contents:
         hierarchical structure: 
         the pyramid.
     - "Our society used to be organised in the following structure:"
-    - PLACEHOLDER - REPLACE WITH IMAGE 1 123 12345 1234567
+    - img: nim_1-1.jpg
+      alt: ''
 
     - "We respond to a very simple set of rules:"
 
@@ -48,7 +49,7 @@ contents:
 
     # do we need the numbers as text ? or just the img is ok ?
 
-    - img: img_nim_3_small.png
+    - img: nim_1-2.jpg
       alt: "the new names after the Nim Revolution"
 
     - Embracing each nimizen as individuals, through distinct names and physical features became the norm.
@@ -66,8 +67,8 @@ contents:
         even further and
         re-considered our
         architectural ideologies.
-    - img: img_nim_2_small.png
-      alt: "shape nims"
+    - img: nim_illustration_1-4.jpg
+      alt: ""
 
     - "We wanted to implement a new set of rules:"
 
@@ -88,8 +89,8 @@ contents:
 
     - Unable to convince the others of the necessity of the institution’s rewriting our structure remained the same.
 
-    - img: img_nim_small.png
-      alt: "human nims"
+    - img: nim_illustration_1-1.jpg
+      alt: ""
     - nw: "1: Psst."
       se: "Silence."
     - ne: "1: Pssst!"