CHM Revolution

Date Introduced

1962 ca.

Photographer

Richards, Mark

Dimensions

4 x 14 1/2 x 14 1/2 in.

Manufacturer

International Business Machines Corporation (IBM)

Credit Line

Loan courtesy of the IBM Corporation

Copyright Owner

© Mark Richards

Location

US

Keywords

magnetic; mechanical

Object ID

L2006.1.3

Memory Type

Magnetic disk

The first removable disk, this 10-pound package with a convenient handle held six 14” platters that stored just 2M characters. Since the disks were not sealed, dust contamination was a problem.