1926. Bartholomew, John, 1890-1962 and John Bartholomew and Son. Cartographic Details: Scale 1:4,435,200. 1 in. = 70 English miles. Relief shown by hachures and spot heights. Insets: Bombay -- Calcutta -- Madras ... Thacker, Spink & Co : W. Thacker & Co (Calcutta and London).