pchow98:
IBM Hard Drive Platter
pchow98:
IBM MCM Blank
pchow98:
Core Memory Module
pchow98:
IBM Microcode Programmer
pchow98:
IBM Hard Drive Heads
pchow98:
IBM Hard Drive Heads
pchow98:
IBM Print Head
pchow98:
Older Large IBM CPU
pchow98:
IBM 4381 CPU with Impinged Airflow Design
pchow98:
IBM Punch Card Print Cylinder
pchow98:
IBM Core Memory Module
pchow98:
IBM Tape Spool