Collection: Nature

Plate 31: American Goldfinch, Pine Finch and Fox Sparrows, Males. Print from "Report on the Birds of Pennsylvania" copied from Audubon's "Birds of America"

Plate 32: Vesper Sparrow, Yellow-Winged Sparrow and Field Sparrow. Print from "Report on the Birds of Pennsylvania" copied from Audubon's "Birds of America"

Plate 30: Purple Finch, Chipping Sparrow, and Song Sparrow. Print from "Report on the Birds of Pennsylvania" copied from Audubon's "Birds of America"

The Insect Book by Leland O. Howard

Fighting Forest Fires

A Treatise on Land-Surveying by W. M. Gillespie

The Great Tree on Boston Common by J. C. Warren

Dutch Bulbs and Gardens Painted by Mina Nixon and Described by Una Silberrad and Sophie Lyall

The Chocolate-Plant (Theobroma Cacao) and Its Products.

Geology Applied to Mining: A First Book of General Geology and Metallology by Josiah Edward Spurr

A Botanical Survey of the Olympic Peninsula, Washington by George Neville Jones. University of Washington Publications in Biology, Volume 5, June, 1936

A Book on Duck Shooting by Van Campen Heilner. Paintings and drawings by Lynn Bogue Hunt

Modern Fruit Marketing: A Complete Treatise Covering Harvesting, Packing, Storing, Transporting and Selling of Fruit by Bliss S. Brown

The Elements of Insect Anatomy: An Outline for the Use of Students in Entomological Laboratories by John Henry Comstock and Vernon L. Kellogg

Australian Birds and Flowers by Neville Cayley

The Fundamentals of Live Stock Judging and Selection by Robert S. Curtis