IBM Adjustable Keyboard

Provided by the ASK Keyboard Directory

webwit (public domain)
1994Model M15 Adjustable KeyboardIBM membrane buckling springsMore info on this keyboard

w/ "OPTIONS by IBM" branding

eg, P/N 13H6689

OPTIONS by IBM branded Model M15 split-ergonomic keyboard based on the Model M1/M2 design, shares same part number as the simple IBM branded variant.

Sources

ASK. Admiral Shark's Keyboards original content. License/note: CC BY-NC-SA 4.0.