Clawson, Chris2020-04-132020-04-13https://dspace.montaguearchive.org/handle/MHS-01376/874Teck Whitman GTD office (early 1960s?)copy 2 of 4 Notice the early computer inside the glass walled room in the back. This may be an early data processing center. The machines the people are sitting in front of may be punch card writers for entering data to be read by the computer.Greenfield Tap & Die Co.GTD