A perpetual biohistorical date booklet : pictorially elucidating some of the biohistorical spectrum while enabling its owners to record past and future data of relevance to them Unstated
1972. No Edition Remarks. 32 pages. Blue paperback. Black & white illustrations. Pages are moderately tanned and foxed throughout. Covers remain in good condition with minimal tanning and little creasing. Spine is heavily tanned.