Early Dynamometer Measured Horses' Pulling Power

Dynamometers gave a way to standardize measurements at horse pulls

These horses are pulling for all they’re worth ... but that power was difficult to gauge until early dynamometers were put to the task of determining a horse’s maximum pulling power.
These horses are pulling for all they’re worth ... but that power was difficult to gauge until early dynamometers were put to the task of determining a horse’s maximum pulling power.
Image courtesy commons.wikimedia.org.