Which preposition to use with dynamos

of Occurrences 3%

They are the well springs of life, the dynamos of the organism.

at Occurrences 1%

It has seemed to me that the same rush of water in Little Bill Creek that runs the dynamos at Royal is in evidenceto a lesser extentat the old milldam.

for Occurrences 1%

Can these link belts be used on dynamos for electric lights? Answer.

in Occurrences 1%

It is a very curious thing, and I thought about it at the time, that when you consider the dynamos in use, you see how very little has been done to perfect the direct working dynamo in England.

with Occurrences 1%

There were three dynamos with their engines at Camberwell.

Which preposition to use with  dynamos