Previous edition published in 1859 with author's names reversed on title page--Cooper's name listed first"This edition contains a new preface, giving a sketch of the explorations, a classified table of contents, and the latest additions and corrections by the authors. With fifty-eight plates.""For convenience in binding the parts separately, if desired, the Botanical and Zoological portions are paged independently. The plates are numbered to correspond with the Government series without reference to the order in which they are placed herein"--Explanatory notice, p. [ii]Includes indexes"The first hundred copies of the present book were bound to include a chapter of 26 pages on Meteorology ... [but] the present issue ... does not contain the meteorological chapter"--Explanatory notice, p. [ii]

Natural history, Natural history Oregon, Natural history Washington (State), Natural history Washington Territory, Oregon, Sciences naturelles Oregon, Sciences naturelles Washington (État), Sciences naturelles Washington (Territoire), United States Washington Territory, Washington (State)