(ARCHITECTURE.) Sirén, Osvald. The Imperial Palaces of Peking. 3 volumes. 274 collotype plates after photographs by Sirén; 12 folding architectural plans, and 2 maps. Folio, original navy cloth, worn; contents complete but loose and in need of re-casing or rebinding; plates with scattered marginal toning, several with a small 2-mm hole in lower margin and some owner's notes in pencil; Volumes 2 and 3 with original dust jackets, worn. first edition of this scarce and important study. sold as is. Yuan 821. Paris and Brussels, G. Van Oest, 1926