National Park Service, [1980]. paperback. Name and address sticker on title page. No other markings. Small crease to front cover. Always securely packed. Professional booksellers since 1994. Satisfaction guaranteed.
Cape Town, SA: Struik Nature, 2013. First edition. Paperback. Very minor cover wear. No markings. Always securely packed. Professional booksellers since 1994. Satisfaction guaranteed.
Cape town, SA: Struik Publishers, 2006. Paperback. No markings. Always securely packed. Professional booksellers since 1994. Satisfaction guaranteed.
Springer, 2004. Hardcover. One page with two pen marks. Small scuff to one corner of the pictorial boards. Always securely packed. Professional booksellers since 1994. Satisfaction guaranteed.