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The IBM Building, 404 Elm Street, December 1993. Later this would become the Winnebago County Administration Building.

Construction of IBM Building at 404 Elm Street and the Concourse Parking Deck at 200 South Court Street.

Construction of IBM Building at 404 Elm Street and the Concourse Parking Deck at 200 South Court Street.

IBM building, 404 Elm Street. In later years it would become the Winnebago County Administration Building

Ingersoll Milling Machine Company testing of an EDM multilead cutting of 0.1246 x 0.0551 slots in carbide for IBM punch machines.

(From right to left) Bob Bertolasi, Ron Weaver, and Doug Hood introduce the Ingersoll Milling Machine Company 20micro, .0001tol 48 lead power supply that was designed for IBM.