The Key to the Book of Life (Math and Sign Symbols) by Al Marusa
Publication: 1973 Boyd Done’s Skyline Printing Company; 3rd edition
An obscure work exploring the mystical significance of mathematics, numbers, and symbols. The author examines mathematical signs as expressions of deeper spiritual and cosmic principles, drawing connections between numerical relationships, metaphysical truths, and the underlying order of existence.
Condition: publisher's original red wrappers, with a touch of sunning along the spine. A clean copy in Very Good condition.