C gas engines

Caldwell-Hallowell

1909? 1 1/2 H.P.

Challenge

1915 2 H.P.

Challenge

1919 3 H.P.

Challenge

Model H 1 1/2 H.P.

Challenge

Challenge

8 H.P.

Chamberlain

Chapman

? H.P.

Charter

? H.P.

Chase

4 H.P.

Cushman

4 H.P.