J. M. Smallheer
227 books
Science
468
Elisha Gray - Nature's Miracles Volume 2: Energy and Vibration
Elisha Gray was an American electrical engineer who co-founded the Western Electric Manufacturing Company. Gray is best known for his development of a telephone prototype in 1876 in Highland Park, Illinois and is...
5 hours 41 minutes
Medical
542
Henry Gray - Anatomy of the Human Body, Part 5 (Gray's Anatomy)
Henry Gray's classic anatomy textbook was first published in 1858 and has been in continuous publication ever since, revised and expanded through many successive editions. This recording is of the public-domain 1918...
13 hours 30 minutes