Re: Large wheel made by Otis Iron & Steel Company

Mike Calo <michaelcalo3403@...>

Revisiting an old topic, since a picture came across my Pintrest feed today.  There are quite a few articles on herringbone gears on the web; just type "herringbone gear" in your search engine and prepare to read information  ranging from the basic (Wikipedia) to the brain-numbing technical (Carnegie - Mellion University).

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