DescriptionHalleycompassvariations 1720.jpg Edmond Halley's New and Correct Chart Shewing the Variations of the Compass (1701), the first chart to show
Author Edmond Halley; Mount & Page Description English: A new and correct sea chart of the whole world shewing the variations of the compass as they were
shewing the variations of the compass as they were found in the year MDCC Standard reference InfoField Sabin 95631 Date between circa 1702 and circa 1707
shewing the variations of the compass as they were found in the year MDCC Standard reference InfoField Sabin 95631 Date between circa 1702 and circa 1707