Langdon,Stephen. — Babylonian menologies and the Semitic calendars.

London, Published for the British Academy by H. Milford, Oxford University Press, 1935. VI,[1],169,[1] pp. 1 b./w. ills. Orig. hardcover (blid stamped dark blue cloth with gilt lettering on spine). 8vo. - Top of spine sl. dam. (The Schweich lectures of the British academy, 1933). An original copy of this groundbreaking historical and academic work written by the prominent British-American Assyriologist Stephen Herbert Langdon. The book originated from a series of three extensive lectures Langdon gave at Jesus College in Oxford. It serves as a fundamental overview of how ancient Semitic civilizations, particularly the Babylonians and Assyrians, measured time, structured their years, and attributed religious or ritual significance to specific days and months.