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**[http://krishikosh.egranth.ac.in/handle/1/22454'' "Tips" on camels for veterinary surgeons on active service''] by A.S. Leese 1918. Pdf download, KrishiKosh: Indian Agricultural Research Institute.

** ''A Treatise on the One-Humped Camel in Health and in Disease'' by A S Leese 1927. The illustrations and chapters are described [https://web.archive.org/web/20161205060446/https://www.vialibri.net/552display_i/year_1927_0_839337.html here]. There were also two supplements. This book is available at the [[British Library]], together with the ''Second Supplement'' 1943.

*[http://www.new.dli.ernet.in/handle/2015/22826 ''The Indian Journal Of Veterinary Science And Animal Husbandry'' Vol. 1, Part. 2 1931]. Pdf download, Digital Library of India.[https://archive.org/details/in.ernet.dli.2015.22826 Archive.org mirror version]. More editions of this ''Journal'' are available online from the [http://digital.nls.uk/indiapapers/browse/pageturner.cfm?id=75225417 National Library of Scotland’s website], refer above.

*As mentioned in External links above, the address by Sir Arthur Olver in his presidential address before the Section of Veterinary Research is believed to be in [http://www.new.dli.ernet.in/handle/2015/20713 ''Proceedings Of The Twenty-fifth Indian Science Congress Part-ii 1938''], pdf download, Digital Library of India.