He was a member of King Street, Newcastle, Congregationa I church.
He married twice and had two sons and two daughters.
Organised marking of wares for marketing reasons only became standard in the Victorian era of the mid to late 19th Century.
Staffordshire came into its own in 1799 when the firm Spode developed a stable recipe for bone china porcelain. Meantime, Derby amalgamated with the famous London firms of Chelsea and Bow, who had moved lock, stock and barrel to Derby in 1784.A Liberal free-trader Leonard Grimwade was elected to Stoke upon Trent council and was also appointed to the local magistrates' bench.He was secretary of the Potteries Association for the Promotion of Federation, founded in 1907, and published 160 favourable replies to a circular letter to leaders of trade and industry in his Book of Opinions.English china production has a long history going back several hundred years. Historically there were three main centres of production where the combination of resources were readily available.Staffordshire, Worcestershire and Derbyshire fitted the bill and so became the centres, the former being the biggest.In association with Brittain's, of Cheddleton (the paper manufacturers), he devised a thin printing tissue with a detachable backing, known as 'Duplex' paper, which facilitated the handling of lithographic sheets.