Special issues: Coins of the USSR

Separate groups of issues: rare coins, novodels, patterns and coins with striking errors. They are valued not by face value and metal but by the number of surviving specimens. 4 collections, 690 records in total. The largest: Rare coins — 475, Novodels (official restrikes) — 143, Pattern coins — 61, Coins with striking errors — 11. Every entry carries photographs of both sides, metal, fineness, weight, diameter, mintage and catalogue numbers after Bitkin, Uzdenikov and Conros. Groups with fewer than five records are not listed separately.