1. Sketch of the country between Umballah & Agra: taken from Joesph's map of the Trunk Road Maps University Of Minnesota Public content 1857. Survey of India. Scale 4 miles to 1 in. 194 x 85 centimeters, folded to 28 x 21 centimeters Scale 1:253,440; 4 miles to 1 inch Ames Library of South Asia Maps. Survey of India; Calcutta.