This is "Der Kunstlerische Tanz Unserer Zeit (Artistic Dance in Our Time)" by Hermann and Marianne Aubel, in a 1928 edition published by Karl Robert Langewiesche. This edition features 110 full-page photos of famous figures in the fields of modern dance and ballet, including Pavlova, Nijinsky and Isadora Duncan, among many others. Text is in German. Condition of this paperback book is Very Good Minus; the paper spine is deteriorating and the binding is hanging together by threads. Please see my other dance listings.