Collins Mini Survey Computer System, circa 1978

Stead-Wells spirometer with the Mini Survey Computer system. Computer came with 8K of memory and a teletype unit.   Programs were loaded using punched paper tape.  Video display and floppy disk memory unit were optional extras.  From ‘Collins’ Catalog of Pulmonary Function Testing Instruments”, undated by likely from around 1978, page 1-25.

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