Content refresh: 5,041 more media files from the running download

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01YDRjtmAiNpo5mK5N3d7QwZ

content/museum/hewlett-packard-hp-75c-75d.md

@@ -12,6 +12,7 @@ cpus:
 - 8 bits
 params:
   name: HP-75C / 75D
+  image: /media/museum/photos/hp_75c_system_1.jpg
   company: /companies/hewlett-packard
   company_name: Hewlett Packard
   specs:
@@ -68,7 +69,7 @@ params:
   - title: FIRST AD
     subtitle: ''
     text: February 1983 - The real-size system picture occupied almost the full right page.
-    image: null
+    image: /media/museum/pubs/hp_75c_pub_1.jpg
   links:
   - title: Reverse-Engineering the HP-75C
     url: http://www.fortitudine.com/~coryc/html/hp75c.shtml