Letter to Timothy Fuller
p138“I study Hedge's Logick, Blair's Rhetorick and Colburn's Arithmetick.”
Fuller, Margaret. The Letters of Margaret Fuller. Edited by Robert N. Hudspeth. Vol. I. Ithaca: Cornell University Press, 1983.
Inferred Warren Colburn's arithmetic text, either First Lessons: Intellectual Arithmetic or Arithmetic: Being a Sequel to First Lessons, introduced inductive methods to American mathematics instruction and was in use at Prescott's school.