1851. North-Western Provinces (India). Superintendent, Grand Trunk Road. Scale 4 British miles to 1 in. 58 x 235 centimeters, folded to 32 x 25 centimeters Scale [1:253,440]; 4 British miles to 1 inch Ames Library of Sou... Office of the Supt. Grand Trunk Road; Allahabad.