Duplexes, White Allumwandlung, King Battery Mates, Move Cycles M. Dragoun The origin of the term "duplex" in helpmates, with many examples from compositions of various types. Price: 362 UAH ≈ €7 About this estimate You pay in hryvnias. The euro amount is approximate, at Monobank's rate on 18 October 2026; your bank's rate may differ. Qty: Add to cart Favorite About this book The origin and description of Duplex term in a help mate with a big number of examples in chess problems of different types Read more Products specifications Attribute name Attribute value Original title Duplexy, Bílá všepřeměna, Mat královskou baterií, Cykly tahů Language Czech
