accomptant's oracle; or, key to science.
Subtitle: Being a treatise of common arithmetic: with the doctrine of vulgar and decimal fractions. ... By Wardhaugh Thompson, many years an accomptant in London.
Series: Eighteenth Century -- reel 9905, no. 04.
Publisher: printed by J. Ware, for the author
Published: 1771
Place of publication: Whitehaven