CHERRY G84 4100 Compact Keyboard Keyboard PS2 USB US black - Office Depot
Amazon.com: Perixx PERIBOARD-409PW Wired PS2 Mini Keyboard - 12.36x5.75x0.79 inches Dimension - White - US English Layout,PB-409PWUS-11829 : Electronics
CHERRY ML4100 Keyboard PS2 USB US light gray - Office Depot
Amazon.com: Perixx PERIBOARD-409PW Wired PS2 Mini Keyboard - 12.36x5.75x0.79 inches Dimension - White - US English Layout,PB-409PWUS-11829 : Electronics
Amazon.com: Perixx PERIBOARD-409P Wired PS2 Mini Keyboard, Black, US English Layout : Electronics
Amazon.com: Cherry ML 4100 Ultraslim Keyboard- Light Gray - US 83 Key Layout. USB & PS/2 (G84-4100LCAUS-0) : Electronics
Compact USB Keyboard (PS/2 Protocol) - for uMSX from Denjhang's Retro Hardware on Tindie
Miniature Keyboard- Microcontroller-Friendly PS/2 and USB : ID 857 : $29.95 : Adafruit Industries, Unique & fun DIY electronics and kits