Which preposition to use with ashcroft

of Occurrences 1%

Thus far it is known as the Ashcroft rifle, from the name of the proprietor, Mr. E.H. Ashcroft of Boston, the persevering energy of whose efforts to secure its introduction will probably never be appreciated as it deserves, except perhaps by those who have gone through the trial of bringing out an idea involving in its conception a great public benefit.

with Occurrences 1%

When Mrs. Bickford's task was done, she walked silently back to Ashcroft with Bradford.

Which preposition to use with  ashcroft