| Who What Where WhenREMOVEWHEREWHEN | REFINE  Browse All : Postal and World Atlas and Roads from 1804
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       Author [Nathorst, A.G., De Geer, Backlund, Bruce, Hoel] Full Title Coal Resources of the World. Spitzbergen (Norway). Map No. 48. Geological Map of Spitzbergen from the Maps of Nordenskiold, De Geer, Tschernyschew, Backlund, Bruce, Hoel, and personal observations by A.G. Nathorst. Publisher Morang & Co. 
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