Leçons sur les hypothèses cosmogoniques professées a la Sorbonne.
Paris: Librairie Scientifique A. Hermann et Fils, 1911. First edition. Wraps. 25.5 x 16 cm. xxv 294pp, errata slip bound-in. Equations, a few drawings, index. French language text. Bound in grey wrappers. Spine a bit creased and binding tender but holding. The uncommon first edition. Cours de la Faulté des..... More
