The private instructor, and young gentleman's pocket companion : comprising every thing necessary in arithmetic, mensuration, guaging, bookkeeping, and conveyancing, to form and complete the man of business. Also, tables shewing the value, in dollars and cents, of any number of pounds, shillings, and pence, from one penny to a thousand pounds, New-Jersey, or the like currency; tables of interest and bank discount; tables of board measure, guaging, &c. &c. The whole upon a new and improved plan, and adapted wholly to private instruction