Mammals: field marks of all north american species found north of Mexico (Roger Tory Peterson Field Guides, Collector's Lifetime 50th Anniversary Edition) por Burt, William Henry and Richard P. Grossenheider - 1986

Boston: Houghton Mifflin. 1964. 2d ed., rev. and enl.. Hard cover. Good in fair dust jacket. Signed by previous owner.. xxiii, 284 p. illus. (part col. ) maps. 20 cm. The Peterson field guide series, 5. Includes: Illustrations, Maps. . Bibliography: p. 267-272. .

Houghton Mifflin, 1964. Hardcover. Acceptable. Readable copy. Pages may have considerable notes/highlighting. ~ ThriftBooks: Read More, Spend Less.Dust jacket quality is not guaranteed.

Good overall condition. Text is clean & unmarked; pages tanned with age. DJ shows wear with fine tattering of edges.

Boston: Houghton Mifflin. Very Good/No Jacket. 1952. First Edition Presumed. Hard Cover. 12mo - over 6¾" - 7¾" tall Used VG in rust boards (very slight wear to extremities; dealer's sticker to verso of free front endpaper). The Peterson Field Guide Series. .

Houghton Mifflin Harcourt. Used - Good. Good condition. Good dust jacket. A copy that has been read but remains intact. May contain markings such as bookplates, stamps, limited notes and highlighting, or a few light stains.

The Easton Press, 1986. Leather Bound. Acceptable. Missing dust jacket; Readable copy. Pages may have considerable notes/highlighting. ~ ThriftBooks: Read More, Spend Less.Dust jacket quality is not guaranteed.

Houghton Mifflin, 1978. 3rd Edition. Softcover. Very Good. 0x4x7. Descriptions of 380 species include size, weight, color, markings, number of teeth, habitat, habits, and comparisons with similar species. Superb color illustrations and line drawings show 230 animals. Range maps as well as photos of skulls and drawings of animal tracks, dens, nests, and burrows round out the wealth of information given in "the best general guide to all of North America.

Boston: Houghton Mifflin. G. (1964). 4th ptg. Owner name fep, sl edge wear, few marks on binding. .

np: Houghton Mifflin. G ex-library. (1956). 4th ptg. Library markings, edge wear. .

The Easton Press. 3rd. leather_bound. Very Good/No dustjacket as issued. 7x4x0. Leather bound edition with gilded cover, all edge gilt, and satin marker sewn in. Boards lightly bowed. Easton bookplate laid in. Satin bookmark tipped in. Text and images unmarked.