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[Patrick Tang using abacus while Lieutenant James E. Stewart operates automatic alphabetical tabulator] (Item)
[Patrick Tang using abacus while Lieutenant James E. Stewart operates automatic alphabetical tabulator]
Photograph of civilian employee Patrick Tang (seated at desk) using an abacus while Lieutenant James E. Stewart, U.S. Army Air Forces, operates an automatic alphabetical tabulator, Shanghai, China, circa 1940s.Inscription on verso: "Patrick Tang, civilian employee of AAF Statistical Unit, prefers the ancient abacus to modern adding machine. [Chinese characters]."Typed on verso of duplicate photo:…
[Sergeant John H. Roeder using machine to sort personnel cards] (Item)
[Sergeant John H. Roeder using machine to sort personnel cards]
Photograph of Sergeant John H. Roeder of the 24th Statistical Control Unit, U.S. Army Air Forces, using a machine to sort personnel cards, China, circa 1940s.Typed caption on verso: "Headquarters Army Air Forces, Shanghai: -- Sgt. John H. Roeder, St. Louis, Missouri, completes the last card sort to be done by machine process in the China Theater of Operations. From 2200 officers personnel cards,…
[Servicemen of 24th Statistical Control Unit and representatives of IBM taking inventory] (Item)
[Servicemen of 24th Statistical Control Unit and representatives of IBM taking inventory]
Photograph of servicemen of the 24th Statistical Control Unit, U.S. Army Air Forces, and representatives of IBM (International Business Machines Corporation) taking inventory in an office in Shanghai, China, circa 1940s. Identified individuals are (from left to right) P. F. Pong, manager of the IBM Shanghai office; Major Graham T. Young, commanding officer of the 24th STU; Lieutenant James E.…