Kosmos-149 was newest, it launched in early 1967. Kosmos-97 launched in 1965. The first of 37 Molniya launched in 1964.
Seen at the Cosmos Pavilion of the All-Russia Exhibition Centre.
Photo by my grandfather David C. Cook. Scanned from an unlabeled Kodachrome slide, datestamped June 1969. In an unlabeled slide cartridge.