Incidents of the war. Interior of breastworks on Round Top, Gettysburg. July, 1863.

Incidents of the War. Interior of Breastworks on Round Top, Gettysburg. July, 1863.A temporary fortification abandoned by the Union army on the Gettysburg line.Title from piece.Printed on recto: Negative by T. H. O'Sullivan. Entered according to act of Congress in the year 1865, by A. Gardner, in the Clerk's Office of the District Court of the District of Columbia. Positive by A. Gardner, 511 7th St., Washington. Published by Philp & Solomons, Washington