Lincoln Boyhood National Memorial visitor study : Summer 2012 /

by Manni, Marc F.
Published 2013

Jefferson National Expansion Memorial visitor study : Summer 2012 /

by Manni, Marc F.
Published 2013

Lassen Volcanic National Park visitor study, Winter 2013 /

by Manni, Marc F., Le, Yen
Published 2013

Pinnacles National Park, camper study : Spring 2013 /

by Manni, Marc F., Le, Yen
Published 2014

Salem Maritime National Historic Site, visitor study : Summer 2013 /

by Manni, Marc F., Le, Yen
Published 2014

Dinosaur National Monument, visitor study : Summer 2013 /

by Manni, Marc F., Le, Yen
Published 2014

Springfield Armory National Historic Site visitor study : Summer 2013 /

by Manni, Marc F., Le, Yen
Published 2014

George Washington Memorial Parkway--Lady Bird Johnson Park (Columbia Island) visitor study : summer 2013 /

by Manni, Marc F., Le, Yen
Published 2014

Saugus Iron Works National Historic Site visitor study : Summer 2013 /

by Manni, Marc F., Le, Yen
Published 2014

Hagerman Fossil Beds National Monument, visitor study : Summer 2013 /

by Manni, Marc F., Le, Yen
Published 2014

Pinnacles National Park visitor study : Spring 2013 /

by Littlejohn, Margaret, Manni, Marc F., Le, Yen
Published 2014

Washita Battlefield National Historic Site, visitor study : Spring 2013 /

by Manni, Marc F., Littlejohn, Margaret, Le, Yen
Published 2014

Grant-Kohrs Ranch National Historic Site visitor study, Summer 2013 /

by Jette, Cindi, Manni, Marc F., Le, Yen
Published 2014

Missouri National Recreational River visitor study : Summer 2012 /

by Manni, Marc F., Le, Yen, Hollenhorst, Steven J.
Published 2013

Mount Rainier National Park visitor study, Summer 2012 /

by Manni, Marc F., Le, Yen, Hollenhorst, Steven J.
Published 2013

Stones River National Battlefield, visitor study : Summer 2013 /

by Manni, Marc F., Eury, Douglas Edward, Le, Yen
Published 2014

Big Hole National Battlefield visitor study : Summer 2013 /

by Manni, Marc F., Eury, Douglas Edward, Le, Yen
Published 2014