PublisherInternational Business Machines Corporation (IBM)
Place of PublicationSan Jose, CA
Dimensionsoverall: 8 in x 10 in
DescriptionB&W image of Walnut Amplifier. Close up view showing a test setup of amplifier. The components are mounted in a metal box with two vacuum tubes . An input connector is on front side of box. 4 screw connectors are on right top of box with wires leading out of the inmage. One tube has top connector with wire runnjing into box.
Verso: Red stamp: "Date 7/13/60 Negative No 2591 Title Single Ended-Write Amplifier ; Project or Department No 943
Authorized by Ned Baxter IBM Research Department No "