Edité par U. S. Govt. Printing Office, Washington, 1955
Vendeur : Russ States, Oil City, PA, Etats-Unis
Original Wraps. Etat : Very Good. pp169-209, 3rd ed., Geological Survey Bulletin 1009-F, slight foxing to pg edges.
Edité par US Govt Printing Office, Washington, D C., 1955
Vendeur : G.J. Askins Bookseller, New Lebanon, NY, Etats-Unis
Membre d'association : SNEAB
Soft cover. Etat : Good. 40 page center stapled paperback. Geological Survey Bulletin 1009-F. Unmarked, tight and clean.