Mathematical Analysis in Questions & Problems by Butuzov (1988 Mir Publishers)

Questions Problems in High School Mathematics by Kondratyeva Mir Publishers

Problems in Mathematical by B. Demidovich, Mir Publishers (I don't ship USA)

Computational Mathematics B Demidovich-I A Maron Mir Publishers Moscow 1973-1976

Mathematics for Technical Schools by N. V. Bogomolov Mir Publishers

Gemstone Faceting by Dmetro Andrychuk Mathematical Analysis Calculation Gemstone

Higher Mathematics by Shipachev Mir Publishers Moscow

Elementary Mathematics G Dorofeev M Potapov N Rozov Mir Publishers