Bird's-eye view. Relief shown pictorially. Panel title. Title at upper right: The National Zoological Park, Washington, D.C. : celebrating 100 years. Printed "2/90." Oriented with north toward the upper right. Includes text and indexes to points of interest. Text and ill. on verso. Available also through the Library of Congress Web site as a raster image. DCP
National Zoological Park (U.S.); Friends Of The National Zoo (U.S.)
1989
<a rel="nofollow" class="external free" href="https://www.loc.gov/item/90684616/">https://www.loc.gov/item/90684616/</a>