The key to The tutor's guide: or, the arithmeticians repository. Containing the solutions of the questions, &c. that are in the guide; with the references as they stand in the second edition. To which is added ... some useful rules, ... Likewise an appendix, ... By Charles Vyse, ...
Vyse, Charles,active 1770-1815.
London : printed for G. Robinson,
1773.
ESTC