Postal Mechanization in the USSR
(cont)
In 1960, two of the original Single Position Letter Sorting Machines (SPLSM) were purchased from Thrissell Engineering Co. Ltd. by the Soviet authorities. In 1970, twp SPLSMs of a later type were purchased from Masson Scott Thrissell, the successor company. The cover shown was used during the tests and has been through the machines a number of times. It has a red captial "R" ident on the back.
Front
The Soviet Union has produced LSMs of its own. This stamp below shows type MSP-66 in operation in 1965.
