Vector Analysis by Jack C. Haldeman II Ace Very Good John

Vector Analysis by Jack C. Haldeman II (1984, Paperback)

The Invader's Plan by L. Ron Hubbard New Era Publications UK Good

Vector Analysis by Jack C. Haldeman II (1980, Paperback)

Vector Analysis by Jack C. Haldeman II (1984, Paperback)

Star Trek: Perry's Planet by Jack C. Haldeman II - Bantam Books Paperback 1984