'Reflections on M de l'Isles comparison of Paris with London' in a letter from Peter Davall of the Middle Temple to William Rutty Original letter dated 19 June 1728 Commenting on de L'lsle's article in 'Memoirs of the Royal Academy of Sciences at Paris' for 1725 which gives his method for making a plan of Paris and comparing it with London and other cities and then explains his manner of drawing a true meridian line 1728