Coins weigh 2.33 grams with a diameter of 18.034 mm and have a composition of (1910-1919) .925 silver, .075 copper (1920-1936) .800 silver, .200 copper.
Two obverse varieties exist; the "Godless" obverse without the phrase DEI GRATIA, and the one with DEI GRA:. This series started with the broad leaf design but was later change with the maple leaves being smaller and with less venations.
BC-24a: 1937 $10 Osborne-Towers, PMG VF30 Serial #A/D0788166
BC-29a: 1954 Devil's Face $1.00 Coyne-Towers, PMG GU65-EPQ #C/A3488779