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1877 Differences, wet, dry bulb thermometers. Exploration Book Mean differences, wet and dry bulb therm … |
1858 Map No. 1 of the El Paso & Fort Yuma Wag … Exploration Book Map No. 1 of the El Paso & Fort Yuma Wag … |
1858 Map No. 2 of the El Paso & Fort Yuma Wag … Exploration Book Map No. 2 of the El Paso & Fort Yuma Wag … |
1810 Map of The Internal Provinces of New Spa … Exploration Book A Map of The Internal Provinces of New S … |