Figure 20. The Halladay geared windmill was in more extensive use for railway water stations than any other mill. Relative scale is shown by comparison with locomotive and worker tending water spout. In: “The Wind Mill as a Prime Mover,” by Alfred R. Wolff, p. 93. 1885. Library Call Number M/1360 W855.
Photo Category: Treasure - Wind Power - Art
Added On | 18th October 2015 |
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