Churn. (open access)

Churn.

Patent for a new and improved churn. This design consists "[i]n combination with the base, the frame having the cross-bars, churn provided with a dasher-shaft, a second shaft passing through cross-bars and connected with the dasher-shaft, pinions . . . secured to the shaft and adapted to rest upon the cross-bars . . . a[nother] shaft journaled in [one of] the cross-bar[s], and a mutilated gear engaging the pinions" (lines 16-24).
Date: June 5, 1888
Creator: Crawford, William H.
System: The Portal to Texas History
Windmill. (open access)

Windmill.

Patent for a new and improved windmill. This design "consists in the construction and novel arrangement of the radial arms of the wheel-frame and the vertical pivot-posts thereon, the sails or fans pivoted to said posts, the pivoted detents, and the pivoted governing-levers to which said detents are connected, said levers carrying adjustable weights" (lines 16-23).
Date: June 5, 1883
Creator: Witherspoon, Frank
System: The Portal to Texas History