Husbandry and trade improv'd : being a collection of many valuable materials relating to corn, cattle, coals, hops, wool, &c. With a complete catalogue of the several sorts of earths, ... With many other useful particulars, communicated by several eminent members of the Royal Society, to the collector, John Houghton, F.R.S. Now revised, corrected, and published, with a preface and useful indexes, by Richard Bradley, ... In four volumes.