Which preposition to use with corroborate

in Occurrences 10%

The daily papers, with their usual inaccuracy, have made it appear that the Dauntless was the winner, but among thinking men there is but one opinion in regard to the matter, an opinion fully explained and corroborated in the following, published by Mr. ASHBURY, immediately on the Punchinelletto passing the mark-boat: Card.

by Occurrences 3%

Popova stood by and corroborated by nodding.

with Occurrences 2%

"I can swear to that," Kelson corroborated with a knowing smile.

from Occurrences 1%

In the Draper collection there are scores of MS. narratives of similar kind, written down from what the pioneers said in their old age; unfortunately it is difficult to sift out the true from the false, unless the stories are corroborated from outside sources; and most of the tales in the Draper MSS.

to Occurrences 1%

On this occasion, the public was duly informed that "Governor Bucks, with one or two intimate friends, was taking a few days' recreation with rod and gun on the headwaters of Jump Creek"a statement which the governor's private secretary stood ready to corroborate to all and sundry calling at the gubernatorial rooms on the second floor of the capitol.

Which preposition to use with  corroborate