Artifact Details Title ECHO-IV module Catalog Number 102681493 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 HGSM1142 Printed on label on top of 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
