The second edition of Drawing the Line: How Mason and Dixon Surveyed the Most Famous Border in Americaupdates Edwin Danson’s definitive history of the creation of the Mason - Dixon Line to reflect new
Weighing the World is a revealing behind-the-scenes look at the scientific events leading to modern map making, written by one of the world's master surveyors. Edwin Danson, using a similar approach
At the start of the 18th century there were no maps, anywhere in the world. No one knew, with any certainty, the shape of the earth or what lay beneath its surface. Was it hollow or solid? Were the An
