Scales of 500 'British Miles 68.8 = 1 Degree' [=3.7 inches], etc. Manuscript scale note added '140 miles to an Inch, = 1:8870400'. Marked in manuscript to show 'Stations at which Collectors reside'.
Scales of 100 'British Miles 68.8 = 1 Degree' [=2.87 inches], etc. Manuscript scale note added 'Scale of 35 British Miles ... to an Inch = 1:2217600'. Includes parts of Carnatic, Travancore and Cochin.
Scale 1:5,000,000 (80 Miles = 1 Inch). Covers area from Benares to Moulmein. Inset continuation southward on the same scale. Inset: The Straits Settlements And The Federated Malay States. On same scale as general map. Inset: Delhi. Scale 1:125,000. Inset: Calcutta. Scale 1:125,000. Forme...
Scale of [16] Duytsche Mylen 15 voor 1 Graadt [= 4.73"]. Manuscript tracing by Barlow, mounted on paper. Annotated by Barlow: 'This is "No. 258" at page 91 of the official catalogue at the India Office, printed in 1878. The original (copy) is on tracing paper, with between 80 and 90 more Maps, ...
Published as the Act directs Nov. 9 1780 by H. Gregory, 148 Leadenhall Street, London. No scale given. Manuscript copy by Barlow. 'Transcribed by R. F. Barlow. Jany. 9 1841.'