21. IOR/V/27/770/3 Reference (shelfmark): IOR/V/27/770/3 Title: India. Department of Industries and Labour Annex D to the International Convention for the Regulation of Aerial Navigation, 1919. Delhi, 1935; Annex D to the International Convention for the Regulation of Aerial Navigation, 1919. Delhi, 1937 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1935-1937 Extent: 1 volume
22. IOR/V/27/770/20 Reference (shelfmark): IOR/V/27/770/20 Title: India. Department of Posts and Air, Memorandum on post-war development of civil air transport in India, February 1944. New Delhi, 1944 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1944 Extent: 1 volume
23. IOR/V/27/770/2 Reference (shelfmark): IOR/V/27/770/2 Title: Indian Air Board, Memorandum by the Indian Air Board on the past history and future development of civil aviation in India. 1927 Collection Area: India Office Records and Private Papers Languages: English Date Range: 1927 Extent: 1 volume