Artifact Details Title Hazeltine 1500 VDT (Video Serial Interface) Catalog Number X1314.97 Type Physical object Description A common and widely-used input device of a type often referred to as a "dumb terminal" to distinguish it from microcomputers which could look very similar. It was also frequently called a "glass teletype," suggesting the input device it replaced. Date 197X Manufacturer Hazeltine Corporation Place Manufactured U.S. Identifying Numbers Model number 4DTD155207 Serial number 118907 Dimensions 13 3/4 x 15 1/2 x 20 1/2 in. Category I/O/display/CRT Lot Number X1314.97