thodg/slides

diff --git a/bsd/index.md b/bsd/index.md
index 133e6d3..cb7c103 100644
--- a/bsd/index.md
+++ b/bsd/index.md
@@ -12,42 +12,42 @@ https://kmx.io/
 
 ### Diagram
 
-![UNIX](unix-history.png)
+![UNIX](https://git.kmx.io/thodg/slides/_blob/master/bsd/unix-history.png)
 
 ### Multics
 
-1960  
+1960
 
 Companies
 
   - MIT
-  
+
   - AT\&T Bell labs
-  
+
   - General Electric
 
 ### UNIX
 
-AT\&T Bell Labs 1970  
+AT\&T Bell Labs 1970
 
 Developers
 
   - Ken Thompson
-  
+
   - Dennis Ritchie
 
 ### Berkeley Unix
 
-1974  
+1974
 
 Licensed by AT\&T
 
 ### Berkeley Software Distribution
 
-1979  
+1979
 
   - `vi`
-  
+
   - `csh`
 
 Licensed by AT\&T
@@ -56,7 +56,7 @@ Licensed by AT\&T
 
     Copyright (c) <year> <copyright holder>.
     All rights reserved.
-    
+
     Redistribution and use in source and binary forms are permitted
     provided that the above copyright notice and this paragraph are
     duplicated in all such forms and that any documentation,
@@ -71,12 +71,12 @@ Licensed by AT\&T
 
 ### Net/1
 
-June 1989  
+June 1989
 
 Basis for
 
   - NetBSD
-  
+
   - FreeBSD
 
 Under BSD License