Changes

:[https://www.army.gov.au/our-heritage/history/primary-materials/1903-1913-pre-world-war-one ''Manual of Map Reading and Field Sketching 1912''] (scroll to entry) Reprinted with additions 1914 by General Staff –War Office. HMSO, London. The book file contains, at the front, and at the back, a catalogue of all HMSO Military Books then available. Website of Australian Army. Also available [https://archive.org/details/in.ernet.dli.2015.548355/mode/2up Archive.org, poor quality with some missing pages] Probably 1914 edition, but catalogued 1912.

:[https://archive.org/details/1939-uk-manual-of-map-reading-amds-1-4-1929/mode/1up ''Manual of Map Reading, Photo Reading and Field Sketching 1929 (reprinted with Amendments (Nos. 1 to 4) 1939)''] The War Office. HMSO. Archive.org, Vickers MG Collection.

*[https://archive.org/details/b21503370/page/n5/mode/2up ''Military Sanitation and Hygiene''] by E Blake Knox, Captain RAMC 1911. [https://archive.org/details/b21503370/page/n12/mode/1up Contents] Archive.org. [https://hdl.handle.net/2027/umn.31951000893655b?urlappend=%3Bseq=7 HathiTrust Digital Library version] with rotatable pages.

*[https://digitallib.stou.ac.th/handle/6625047444/2519 ''Field Service Pocket Book, 1911''] HMSO. Link to a pdf download, STOU Digital Repository Sukhothai Thammathirat Open University, Thailand. Note, this website has been noticed to be unavailable at times, possibly it may only be accessible during "office hours". [https://archive.org/details/field-service-pocket-1911/page/n3/mode/2up Archive.org mirror version].