Edité par Geological Society of London., 1977
Vendeur : Eryops Books, Stephenville, TX, Etats-Unis
Soft cover. Etat : Good. Softcover; owner's stamp; light creasing of corners of wraps and leaves; small tear on lower edge of front wrap; o/w in good condition. Book.
Edité par Geological Society, 1975
Vendeur : Tilly's Bookshop, Haydock, MER, Royaume-Uni
Soft cover. Etat : Very Good. No Jacket. soft cover, minor dulling and marks to covers, 110pp, pages clean and VG condition.
Edité par Geological Society, London, The Geological Society, Special Report no. 8, 1977, 1977
Vendeur : Fossilbooks, Whissonsett, NORFO, Royaume-Uni
Soft cover. Etat : Fine. SOFTBACK, original printed coloured pictorial card, pages: 110, some figures, covers lightly used former owner's name on first page, otherwise fine.