Artifact Details Title Sigma timing simulator studies Catalog Number 102635107 Type Document Description Stretch simulation memos : IBM 7030 performance Date Mar. 14, 1958 Author Kolsky, Harwood G. Contributor McPherson, John C. Publisher International Business Machines Corporation (IBM) Extent 1 p. Category Memoranda Subject IBM Project Stretch Credit Gift of Harwood G. Kolsky Lot Number X3021.2005 102635107.pdf