Artifact Details Title ECHO-IV module Catalog Number 102681494 Type Physical object Description Object is populated with 8 silver modules. Printed on label on top of modules is, "MERCURY WETTED CONTACT RELAY HIGH SPEED MODULE C.P.CLARE & CO., CHICAGO." Date 1966 Manufacturer Sutherland, James F. Identifying Numbers Other number 133P389H01 Etched on both sides of circuit board. Other number HGSM1016 Printed on label on top of seven of the modules. Other number HGSM1033 Printed on label on top of one of the modules. Dimensions overall: 5 1/2 in x 9 in x 1 in Category Component/module Credit Gift of James F. Sutherland Lot Number X509.84 Related Records X509.84 ECHO-IV Home Computer CPU
