He designed and engraved over 40 bookplates, each distinguished by an artistic suggestion on his part about the character of the owner of the books, and 30 etchings and aquatints by 1939.
[4] Besides his prints and bookplates, he was an authority on crests and armorial bearings and made these for patrons.
[2] He also engraved Memorial tablets in brass and cast iron for churches and public buildings.
[9] His aquatint Bridge at Twilight (Art Gallery of Ontario) was shown at the 1924 British Empire Exhibition.
Greene, and Charles Macdonald Manly, he played a leading role in the establishment of the Canadian Society of Painter-Etchers and Engravers in 1916.