Which preposition to use with bumstead

at Occurrences 1%

Looking very carefully along the still extended skirt of his coat towards exactly the point of the compass from which the voice seemed to come, Mr. BUMSTEAD at last awoke to the conviction that the tension of his garment and its breezy agitation were caused by the tugging of a human figure.

from Occurrences 1%

Drawn by A. H. Bumstead from measurements and photographs by Hiram Bingham and H. W. Foote.

in Occurrences 1%

The mystery was finally solved by Mr. Bumstead in 1912, when he determined the Apurimac and the Urubamba to be thirty miles farther apart than any one had supposed.

Which preposition to use with  bumstead