diff --git a/heavdrone/web_ui.myco b/heavdrone/web_ui.myco
index 8211220..e58d610 100644
--- a/heavdrone/web_ui.myco
+++ b/heavdrone/web_ui.myco
@@ -1 +1,3 @@
-The [[heavdrone]] user interface has gone through various [[changes]] over its history. 
\ No newline at end of file
+The [[heavdrone]] user interface has gone through various [[changes]] over its history. This page's image is the first version, written in vanilla JS directly. A later version used Mithril.js.
+
+<= heavdrone/peripheral_interface
\ No newline at end of file