Researcher, you could be right. The catalog of Davis-Warner Arms Corporation, Manufactures of Davis Guns, 90 Chambers Street, New York City, Factory : Norwich ,Conn. , says Established 1853, Incorporated 1917, and moved to Norwich , Conn., 1919.
Another page says they started designing their Warner Swing Out Cylinder Revolvers "about a year ago" in .32 and .38.
An interesting aside is that they also offer Le Robust [French] Shotgun. Anson and Deely action in 12 and 16 gauge . Prices are several multiples of the Davis BS and Expert.