Sill, Lancaster (1811-12)Sill, Lancaster, chairmaker (1811–12). App. to I. Boulton and free by servitude, 1811–12. [App. reg.] The original entry from Dictionary of English Furniture Makers, 1660-1840 can be found at British History Online.SourceDictionary of British and Irish Furniture Makers, 1500-1914ObjectChair