La entrada ha sido combinada con National Geographic Society.
National Geographic Maps
Autor de Yosemite National Park (Trails Illustrated Map)
Obras de National Geographic Maps
National Geographic Arizona guidemap, road map & travel guide : city inset maps, points of interest, National Park site… (2019) 2 copias
National Geographic: Asia Classic Wall Map - Laminated (33.25 x 38 inches) (National Geographic Reference Map) (2021) 1 copia
National Geographic 2006 Southern California Guide Map, Road Map, & Travel Guide (National Geographic GuideMaps) (2005) 1 copia
Weekend Explorer 3D - Washington - Baltimore Areas and Chesapeake Bay, C&O Canal, No. Blue Ridge Mts.and Allegheny mtns (2007) 1 copia