Title
557 PlugboardCatalog Number
102638289Type
Physical objectDate
1963 ca.Manufacturer
International Business Machines Corporation (IBM)Identifying Numbers
| Other number | 231701 on right side |
| Other number | 231702 on left side |
| Other number | 232370 on lower left top corner of frame |
Dimensions
2 1/2 x 12 7/8 x 11 in.Category
Memory/connector / plugboard