This record contains one (1) Standard Modular System (SMS) card. All but four components appear to have been removed and the connector fingers are broken off.
Date
1959 ca.
Manufacturer
International Business Machines (IBM)
Identifying Numbers
Other number
492867
Printed in solder on printed wiring side
Other number
EC 110150
Etched on side edge of board, component side
Other number
MX
Card Code. Etched on side edge of board, component side
Other number
YBCO7H UL
Etched on side edge of board, component side
Part number
371661
IBM part number. Etched on side edge of board, component side