Droitwich Spa The Postcard Collection : Amberley Publishing : 9781445664149 : 1445664143 : 15 Nov 2017 : Salt has been a valuable commodity for thousands of years, and it is because of this that Droitwich ? under which lies vast quantities of salt ? has prospered, particularly since Roman times. Droitwich saw great changes in the nineteenth century, largely brought about by 'Salt King' John Corbett. During this period the town evolved from an industrial town to a spa town with two brine bath complexes and numerous hotels and guest houses. By the 1920s the salt industry had left Droitwich, leaving the town firmly established as a spa town; but this industry is now being resurrected, thanks to the new Churchfields Saltworks at Salwarpe, and Wychbold Fudge's salted fudge. Droitwich Spa: The Postcard Collection charts the town's proud and distinctive history through a fascinating selection of old postcards, photographs and prints, showing what life was like for the past residents of Droit