The object is an IBM Personal Computer professional graphics controller. It consists of an assembly of 3 PCB boards connected together. The box in which the assembly was packed contains a date of 1985.
Manufacturer
IBM Corp.
Place Manufactured
USA
Identifying Numbers
Other number
014374
Printed on a barcode sticker attached to the component side of the top board
Other number
ASSY 6323697
Embossed in solder on the left edge of the component side of the top board