"Early Photography at Gettysburg" by William A. Frassanito is a 448-page textbook published by Thomas Publications in 1995. The book focuses on the historical significance of photography during the United States Civil War period, specifically at the Battle of Gettysburg. Illustrated with photos and documents, this text is intended for a college audience interested in the subject area of history and photography. With a Dewey Decimal of 973.7/349, this book offers a comprehensive look at the role of photography in capturing the events of the Civil War, making it a valuable resource for students and researchers alike.