The Ophir was in most respects a typical light steam runabout of the period, with a 2-cylinder engine and tiller steering. However, in place of the usual single chain drive, it had a shaft drive in which the propeller shaft was an extension of the crankshaft running at quiet a sharp angle from just below the floor of the rear axle.
[1]Georgano, G. N., Encyclopedia of American Automobiles, (New York, E. P. Dutton & Co., 1968), p. 146.