The first four rules of arithmetic, rendered so easy as to be learned in a few weeks without the help of a master. By the Rev. Dr. John Trusler.

London : printed for the author; and sold by W. Nicoll in St. Paul's Church-Yard, MDCCLXXXI. [1781]

[4],28,[4]p. ; 120.

ESTC T61202

Electronic reproduction. Farmington Hills, Mich. : Thomson Gale, 2003. (Eighteenth century collections online). Available via the World Wide Web. Access limited by licensing agreements.