Celebrate Topographic Mapping at Live! At The Library, Thursday, February 26th! (opens in new tab)

Join us at the Library of Congress on Thursday, February 26th from 5pm to 8pm for Adventures in Topography, a special Live! at the Library event reaching new heights in terrain mapping! This event will feature a collections display, interactive games and crafts, and a talk by Tom Patterson, retired cartographer with the US National Park Service, on the history of topographic mapping techniques.