cam a22 2 4500 113995946 CHVBK 20200807071449.0 120926s1960 th 00 eng (OCoLC)811276448 (IDSBB)006017267 SzZuIDS BS/BE A100 kids 620 15 Proceedings of the United Nations Seminar on Aerial Survey Methods and Equipment held at Bangkok, 4 January to 5 February 1960 United Nations, Economic Commission for Asia and the Far East Bangkok 1960 1 vol. Text txt rdacontent/ger ohne Hilfsmittel zu benutzen n rdamedia/ger Band nc rdacarrier/ger Mineral Resources Development Series No. 12 12 (IDSBB)000228624 108100421 Bergbau (DE-STW)12980-1 stw Vereinte Nationen Economic and Social Commission for Asia and the Pacific (DE-588)26584-6 BK020000 XK020000 XK020000 IDSBB A125 A125 125ST SWA Vo F I 1 IDSBB 490 0- Mineral Resources Development Series No. 12 12 (IDSBB)000228624 108100421 IDSBB 710 2- Vereinte Nationen Economic and Social Commission for Asia and the Pacific (DE-588)26584-6