Artifact Details

Title

IBM SSEC Card Readers

Catalog Number

102698431

Type

Still image

Date

1948 ca.

Dimensions

overall: 8 in x 10 in

Description

B&W image of two IBM SSEC card readers. In the front one a man is placing a deck of cards into the stacker. In the background are other
machine components .
Verso: CARD READERS by which problems and instructions are introduced into the IBM SELECTRIC SEQUENCE ELECTRONIC CALCULATOR.
Reading from standard IBM cards is performed at the rate of 30,000 digits a minute.

Category

Photograph

Lot Number

X3853.2007