Underwood & Underwood – författare

Egypt Through the Stereoscope;

Yosemite Valley Through the Stereoscope

World Visualized for the Classroom; 1000 Travel Studies Through the Stereoscope and in Lantern Slides, Classified and Cross Referenced for 25 Different School Subjects; Teachers' Manual

Grand Cañon of Arizona Through the Stereoscope

The Underwood Patent Map System Combined With Eighteen Original Stereoscopic Photographs

Grand Cañon of Arizona Through the Stereoscope

The Underwood Patent Map System Combined With Eighteen Original Stereoscopic Photographs

Ireland Through The Stereoscope

Ireland Through The Stereoscope

Canvass And Delivery

The Underwood Travel System

Niagara Through the Stereoscope

Egypt Through The Stereoscope

A Journey Through The Land Of The Pharaohs; Volume 1

United States of America Through the Stereoscope; one Hundred Outlooks From Successive Standpoints in Different Parts of the World's Greatest Republic ..

Canvass And Delivery

The Underwood Travel System

Niagara Through the Stereoscope

Egypt Through The Stereoscope

A Journey Through The Land Of The Pharaohs; Volume 1