DILWORTH Thomas - The Young Book-keeper's Assistant: shewing him, in the most Plain and Easy Manner, The Italian Way of Stating Debtor and Creditor; London. Published and sold by all the Booksellers and by T. Wilson and R. Spence, Printers, High Ousegate, York (1806) 19th ed., some browning to margin of top edge of pages otherwise clean in very worn contemporary full calf.