- 1888 Committee
- President - Mr N.J. Caire
- Vice President - Mr A. Barrie
- Hon.Secretary - Mr W. Stubbs jun.
- Hon.Treasurer - Mr Birkin
- Committee - Mr Woods
- Committee - Mr Latimer
- Committee - Mr Rouse
- Committee - Mr W. Stewart
- Committee - Mr R. Yeoman
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- 1909 Committee
- Hon.Secretary - Mr C. Hardie
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- 1910 Committee
- President - Dr. J.T. Hollow
- Vice President - Mr J. Temple-Stephens
- Vice President - Mr W.C. Craigie
- Hon.Secretary - Mr C. Hardie
- Hon.Treasurer - Mr J.B. Hayles
- Hon. Librarian - Mr J.H. Mulvany
- Custodian of Apparatus - Mr R. Ferguson
- Assistant - Mr W. Warner
- Committee - Mr D.W. Paterson
- Committee - Mr E.L. Brown
- Committee - Mr H.J. Trowbridge
- Committee - Mr L. Cooper
- Committee - Mr J.B. Grut
- Committee - Mr G.S. Bush
- Committee - Mr W. Churchill-Fisher
- Committee - Mr F. Dutton
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- 1912 Committee
- President - Mr Anketell M. Henderson
- Vice President - Dr. J.T. Hollow
- Vice President - Mr C. Hardie
- Hon.Secretary - Mr Bennett
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- 1921 Committee
- President - Dr. J.T. Hollow
- Vice President - Mr J.B. Grut
- Vice President - Mr O.H. Coulson
- Hon.Secretary - Mr F. Dutton
- Hon.Treasurer - Mr A.M. Henderson
- Hon. Librarian - Mr J.H. Mulvany
- Lanternist - Mr R.W. Harvie
- Lanternist - Mr W. Warner
- Committee - Mr W.W. Elliott
- Committee - Mr J.H. Harvey
- Committee - Mr R.W. Harvie
- Committee - Mr W. Howieson
- Committee - Mr H. McCrindle
- Committee - Mr W. Warner
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