Artifact Details Title IBM 1620 Console Type Ball Catalog Number X1583.99D Type Physical object Description Early Selectric element for 1620-II console typewriter (Delegate 10) Note: the small size type element release tabs atop each element. These were later made larger as secretaies companied and then replaced by a 'pump handle' type lever. Date 1959 ca. Manufacturer International Business Machines Corporation (IBM) Place Manufactured U.S. Identifying Numbers Model number Delegate 10 Other number 3-4-63 written inside type ball Other number 907 written inside type ball Dimensions 1 1/8 x 1 1/4 x 1 1/4 in. Category Miscellaneous/other Lot Number X1583.99A-H
