Beschreibung:

i. Hatton, Edward. Comes commercii, or the trader's companion. London: W. Innys [&c.], 1754, 2 parts in one, agenda 8vo, folding plate, contemporary sheep, (bought from Roger Gaskell, Warboys, 1991), [T&W H70; ESTC T125934; Hoock & Jeannin II/H6.30], spine repaired at head and foot ii. Scale, Bernard. Tables for the easy valuing of estates. London: T. Cadell for the author, 1771, 8vo, engraved title and dedication, contemporary calf, metal clasps, (Abraham Phillips, 1807, inscription; bought from Pickering & Chatto, London, 1990), [T&W S21; ESTC T119929], a few ink marks, binding with wear iii. Thomson, John. The universal calculator; or the merchant’s, tradesman’s, and family’s assistant. Edinburgh: W. Creech [&c.], 1784, 8vo, signed by author on verso of title, contemporary calf, (bought from Peter Young Tillingham, 1999), [T&W T37; ESTC T98105], head of spine slightly chipped, joints splitting iv. Waters, W. The expeditious calculator; or, the merchant, owner, sea captain, and mate’s assistant. Whitby: C. Webster for the author, 1792, 8vo, half calf, (Sion College Library, stamp on verso of title; Cyril Ernest Kenney (1898-1973), label, sale in these rooms, 26 March 1968, lot 3891; bought from B. & L. Rootenberg, Sherman Oaks, CA, 1997), [T&W W16; ESTC T111249 (4 copies)] v. Ainslie, John. Tables for computing the weight of hay, cattle, sheep, & hogs, &c. Edinburgh: A. Constable & Co.; London: Hurst, Robinson & Co., [c.1800], 2 parts in one, small 4to, title and 22pp. text, engraved throughout, contemporary half calf, (bought from Rebecca Hardie, London, 2003), [T&W A52], a few pencil notes in margins, occasional slight soiling, binding rubbed vi. Payne, John. Tables for valuing labor (sic) and stores, by weight or by number. London: W. Winchester and Son, 1811, folio, contemporary calf, (bought from Palinurus, Philadelphia, 1995), [T&W P29], spine slightly worn vii. Leybourn, William. The ready reckoner, or trader's sure guide. London: Printed for T. Hughes, [c.1815], 8vo, contemporary sheep, (bought from Peter Young Tillingham, 1996), [T&W L107], binding slightly rubbed, rebacked viii. [Anonymous]. A collection of the most useful tables in arithmetick...very much enlarged. Those of the coins, weights, measures and time, shew at one view how many of the smaller denominations are contain'd in any of the greater. London: for R. Forrest, March 5, 1753, folio size mathematical broadside, (bought from Howard S. Mott, Sheffield, MA, 2002), [T&W R21; not in ESTC], repaired and backed