January 1931

From The Space Library

David Lasser publishes issue #6 of the Bulletin of the American Interplanetary Society. It features an announcement that Robert Esnault Pelterie will be coming to New York to speak at the American Museum of Natural History on January 28th. Articles include "Rocket Fuels" by William Lemkin, and "Ballistics of the Rocket" by Fletcher Pratt.