The B.A.N.Z. Antarctic Expedition:Official original photograph by Captain Frank Hurley:Image A57 - title: There's wind in the sky,with official 'Mawson Antarctic Expedition' handstamp and release date 'Tuesday May 6, 1930' verso, together with official printed letterhead, title, and details of the image, 'The Discovery held up in congested pack ice off MacRobertson Land...',20 x 26 cm.