Speech of Mr. Allen, of Maine on the bill "to provide revenue from imports, and to change and modify existing laws imposing duties on imports, and for other purposes" - Allen, Elisha Hunt (Printed at the National Intelligencer Office, 1842)
Goldsmiths'-Kress no. 32716. - OCLC, 18237480. - Reproduction of original from Goldsmiths' Library, University of London