The Invisible Universe

Dr. Gerrit Verschuur is the author of eight books, co-author or editor of 3 text books, has written over 80 scientific research articles, and 90 + popular astronomy articles. He lectures widely on astronomical topics, pioneered the study of the interstellar magnetic field and has been active in radio astronomical studies of interstellar matter for over 45 years. Dr. Verschuur published the first e...