The schoolmasters assistant Being a compendium of arithmetic, both practical and theoretical. In five parts. ... The whole being delivered in the most familiar way of question and answer ... - Dilworth, Thomas (Printed and sold by John Buel, no. 28, Wall-Street, 1793)
Bristol, B8322. - Edition statement transposed; precedes "By Thomas Dilworth." on title page. - Numerous errors in paging. - Shipton & Mooney, 46733. - With a frontispiece portrait (relief) of Dilworth