English Reynold Kenneth Young Cited by user Praemonitus on 12 Apr 2023 Reynold Kenneth Young (October 4, 1886 – February 27, 1973) was a Canadian astronomer.
English Gnomonic projection Cited by user Praemonitus on 11 Apr 2023 A gnomonic map projection is a map projection which displays all great circles as straight lines, resulting in any straight line segment on a gnomonic map showing a…