A good theodolite was placed on the northern bank of the canal, midway between Welney Bridge and the Old Bedford Bridge, which are fully six miles apart, as shown in diagram, fig. 7. The line of sight from the “levelled” theodolite fell upon the points B, B, at an altitude, …
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The earth is flat (4)
EXPERIMENTS DEMONSTRATING THE TRUE FORM OF STANDING WATER, AND PROVING THE EARTH TO BE A PLANE. IF the earth is a globe, and is 25,000 English statute miles in circumference, the surface of all standing water must have a certain degree of convexity–every part must be an arc of a …
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