- check_box_outline_blankStanford's Geographical Establishment4
- check_box_outline_blankHerman Moll2
- check_box_outline_blankIntelligence Branch, War Office2
- check_box_outline_blankIntelligence Division, War Office2
- check_box_outline_blankJohn King2
- check_box_outline_blankSurveyor General's Office, Calcutta2
- check_box_outline_blankHenry Colburn1
- check_box_outline_blankHydrographic Office, Admiralty1
- check_box_outline_blankJoyce Gold, Naval Chronicle Office1
- check_box_outline_blankJulius Bien & Co.1
- check_box_outline_blankNorris Peters Co.1
- check_box_outline_blankPhilippines Company1
- check_box_outline_blankRoyal Asiatic Society1
- check_box_outline_blankRoyal Asiatic Society, Straits Settlements’ Branch1
- check_box_outline_blankSchool of Military Engineering, Chatham1
- check_box_outline_blankSingapore & Straits Printing Office1
- check_box_outline_blankSurvey of India Offices, Calcutta1
- check_box_outline_blankSurveyor General's Office, Brisbane1
- check_box_outline_blankWar Department, Adjutant General's Office, Military Information Division1
