Wild Animals of the Rockies

With a List of Mammals found in Rocky Mountain National Park

Key and Guide to Native Trees, Shrubs, and Woody Vines of Dallas County

Our Flowering Shrubs, and How to Know Them

Ferns of Hawaii National Park

Science and the Criminal

The Butterflies of the British Isles

Woodland Gleanings

Being an Account of British Forest-Trees

West Virginia Trees

Seeds of Michigan Weeds

Wayside and Woodland Blossoms

A Pocket Guide to British Wild-flowers for the Country Rambler

Ducks at a Distance

A Waterfowl Identification Guide

How to Know the Ferns

A Guide to the Names, Haunts and Habitats of Our Common Ferns

Sea-Weeds, Shells and Fossils

Finger Prints

Disputed Handwriting

An exhaustive, valuable, and comprehensive work upon one of the most important subjects of to-day. With illustrations and expositions for the detection and study of forgery by handwriting of all kinds

Keys to Fungi on Dung