William Gladstone Colgrove (1872–1958) was a Canadian amateur astronomer, botanical taxonomist and skilled machinist who won the RASC Chant Medal in 1942 for designing and building models for use in astronomical teaching, such as the Sotellunium, which is described here
https://articles.adsabs.harvard.edu/full/1938JRASC..32..405C
and here
https://articles.adsabs.harvard.edu/full/1940PA.....48..482C
He witnessed the fall of the Dresden meteor and assisted Western University in acquiring the Dresden meteorite for research and exhibition after it fell in southern Ontario in 1939.

Colgrove was RASC London Centre's 5th President, in 1939-40. The citation for the 1942 Chant Medal is here
https://articles.adsabs.harvard.edu/full/1943JRASC..37...97K

Colgrove wrote poetry and earned an MA in philosophy from Western U for "The Nature Of Moral Law" (1909). His (handwritten) thesis is here
https://uwo.scholaris.ca/items/6dca8d2e-e6fd-4a03-81ac-3a2123f8f83e
He also studied at McGill and the Boston Theological Seminary.

Peter Broughton's profile of Colgrove is in "Looking Up" on page 252.
Colgrove's RASC obituary is here
http://articles.adsabs.harvard.edu//full/1959JRASC..53..179./0000180.000...
He is buried in Mount Pleasant Cemetery in London.

WGSBN Bulletin, Volume 5, number 21, page 11