An act for repealing certain duties, in the British colonies and plantations, granted by several acts of parliament; and also the duties imposed by an act made in the last session of parliament upon certain East India goods exported from Great Britain; and for granting other duties instead thereof; and for further encouraging, regulating, and securing, several branches of the trade of this kingdom, and the British dominions in America.
Tyler, John W. Smugglers & Patriots: Boston Merchants and the Advent of the American Revolution. Boston: Northeastern University Press, 1986. ISBN0-930350-76-6.