Drawn map of route from Siliguri to Lhasa on a scale of 1 inch to 25 miles. Pencil and ink. On the reverse are recorded the Distances between Gyantse and Lhasa, Gyantse and Jalap-La, and Jalap-La and Gangtok.

A series of three hand-drawn maps showing the routes taken by Fleming Mackenzie.

Map of the route from Calcutta to Lhasa drawn in coloured pencil.