Lawrence, A. S. C. Soap films : a study of molecular individuality / by A.S.C. Lawrence ; with a foreword by Sir William Bragg - London : G. Bell & Sons, 1929 - xi, 141 p. : ill. ; 23cm Includes index Subjects--Topical Terms: Capillarity.MoleculesSoapSoap bubbles Dewey Class. No.: 530.427 / LAS 1929