Railway Map of India, corrected up to 1st january 1882, 1/2 027 520 / Published under the direction of lieut. general J. T. Walker,..., surveyor general of India...
Walker James Thomas (1826-1896). Auteur du texte, « Railway Map of India, corrected up to 1st january 1882, 1/2 027 520 / Published under the direction of lieut. general J. T. Walker,..., surveyor general of India... », Cartes et plans de Gallica