Inspite of this, preset-size hours only grew to become commonplace in the course of the 14th century combined with the arrival of mechanical clocks. Hipparchus also designed a technique of longitude lines encompassing 360 levels, which was later on subdivided into 360 degrees of latitude and longitude by Claudius Ptolemy. https://jaspertqkcv.blogars.com/30236580/top-guidelines-of-minus-two-cargo