Berliner, Henoch. **E5124.56 Involutionssysteme in der Ebene des Dreiecks. — Braunschweig. Vieweg. 1914. xii, 212 pp. Diagrams. 23 cm., in 8s.
This card was printed at the Boston : Public Library, March 9, 1915.
K4420 — Involution. Mathematical term. — Modern higher geometry.