AUTHOR
WQED (Television station : Pittsburg, Pa.)
Skinner, Thomas
11
Kane, Dennis B.
10
National Geographic Society
7
National Geographic Society, Washington, D.C
4
Birch, Miriam
3
Jampel, Barbara
3
National Geographic Society (Washington, D.C.)
3
Breeden, Stanley
1
Brock, Norris
1
Buch, Miriam
1
Cobbler, Jonathan
1
Hughes, Carol
1
Hughes, David
1
Joubert, Beverly
1
Joubert, Dereck
1
Kane, Dennis
1
Noxon, Nicolas
1
Pomasanoff, Alex
1
Seamans, Joe
1
Wright, Belinda
1