Due to its high accuracy, the catalogue is still used today in proper motion studies.

Time and motion studies, energy expenditures-that sort of recordable data.

How long will that proper motion study take?

So the proper motion study is very important.

And together we'll have enough baseline for the proper motion study.

Time and motion study have to be used together in order to achieve rational and reasonable results.

Muybridge later devoted himself to motion studies with almost religious zeal.

In a way, though, Muybridge had always been doing motion studies.

Scientific management has had an important influence in sports, where stop watches and motion studies rule the day.

The business focused on the science of motion study and industrial efficiencies.