Which preposition to use with speers

at Occurrences 1%

" After that he sits still a little with his elbows on his knees; then he speers at me sidewise awhile; then said he, "I s'pose I've got a mother to home.

for Occurrences 1%

In 1799 there was discovered in the Georgia treasury a shortage of some ten thousand dollars which a contemporary news item explained as follows: Mr. Sims, a member of the legislature, having borrowed the money from the treasurer, entrusted it to a certain Speers for the purchase of slaves in Virginia.

Which preposition to use with  speers