Report Upon United States Geographical Surveys West Of The One Hundredth Meridian

This book is a report on the United States Geographical Surveys of the West, a pioneering scientific expedition undertaken in the late 19th century to explore and map the American West. It focuses on the astronomy and barometric hypsometry aspects of the survey, which involved measuring the heights and positions of mountains and other geographic features. It is a fascinating account of a landmark scientific project that helped to shape our understanding of the geography of the United States.

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