Socolow, Serge.
Des Planètes se trouvant vraisamblablement au delà de Mercure et de Neptune.
Moscou. Imprimerie de l’Université Impériale. 1897
First edition. 8vo. pp. 40 + [2, errata]; a very good copy in the original cloth-backed printed boards, slightly soiled. Speculations on the probable existence of unknown planets in the Solar system.
£50
Stock no: 16392
