Re: Horsepower (was Re: Metric Time (was Re: Why not 13 months? (Was

Ian A. York (
17 Oct 1995 19:32:40 GMT

In article <>,
Simon Mitchell <> wrote:
>The term horsepower comes from the ability of a strong horse to haul a
>150 lb bag of coal straight up a shaft, four feet in one second. This
>was observed by James Watt.

I used to do a little work around Belgian draft horses. One ton of
enthusiasm on the hoof. I'd put one of them up against a twenty
horsepower tractor and give odds.

Note followups.


Ian York (
Dana-Farber Cancer Institute, 44 Binney St., Boston MA 02115
Phone (617)-632-3921 Fax (617)-632-2627