-4704 Keyboard
-=============
-Keyboard Models:
- Model 100 6019273 50-key (grid layout)
- Model 200 6019284 62-key Alpha(60% layout)
- Model 300 6019303 77-key Expanded Alpha
- Model 400 6020218 107-key Full key
+IBM 4704 Keyboard
+=================
+IBM capacitive switch models:
+ 6019273 Model 100 50-key (grid layout) http://kishy.dyndns.org/?p=977
+ 6019284 Model 200 62-key Alpha(60% layout) http://kishy.dyndns.org/?p=894
+ 6019303 Model 300 77-key Expanded Alpha http://kbtalking.cool3c.com/article/23272
+ 6020218 Model 400 107-key Full key http://kishy.dyndns.org/?p=980
+
+Alps switch(vintage Green) models:
+ 5954339 Japanese 102-key http://deskthority.net/post87127.html#p87127
+ 6112883 Japanese 102-key http://geekhack.org/index.php?topic=52888.msg1194489#msg1194489
+ 6112884 Japanese 102-key http://geekhack.org/index.php?topic=50437.msg1193047#msg1193047
+ 6341739 Chinese 102-key http://geekhack.org/index.php?topic=52888.msg1176566#msg1176566