Byrd Antarctic Expedition II
Byrd Antarctic Expedition - SS Jacob Rupert
Opening of Wilkes Post Office
Antarctic Expedition - Amguema River - Penguin
Arctic Expedition
Antarctic Expedition - Operation Deep Freeze
Antarctic Expedition
Bird - Penguin
Antarctic - Scott Base - McMurdo Station - Helicopter
Alaska Dog Team Post - Kotzebue
Alaska Dog Team Post - Nome
Alaska Dog Team Post - Aleknagik
Alaska Dog Team Post - Igloo
Alaska Dog Team Post - Kokrines
Alaska Dog Team Post - Miller House
Alaska Dog Team Post - Kwiguk
