 | Hawksworth, Eyre & Co. Ltd. Sheffield - maker's mark reg. 1894 (HE Ld) |
 | Barker Brothers Sheffield - early 20th C.
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 | Harrison Bros. & Howson Sheffield - maker's mark reg. 1773 (HH) |
 | Harrison & Howson? Sheffield - 4th q. 19th C. (HH) |
 | Henry Hobson & Son Sheffield - early 20th C. (HH&S) |
 | Henry Stratford Sheffield - 3rd Q. 19th Cent. (H.S) |
 | Henry Tudor & Thos. Leaders Sheffield - maker's mark reg. 1773 (HT TL) |
 | Henry Wilkinson & Co. Sheffield - maker's mark reg. 1831 (HW&Co) |
 | John Law Sheffield - maker's mark reg. 1790 (IL) |
 | Joseph Law Sheffield - maker's mark reg. 1824 (I.L) |
 | John Love & Co. Sheffield - maker's mark reg. 1783 (I.L&Co) |
 | Jonathan Mappin Sheffield - maker's mark reg. 1775 (I.M) |
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 | Joseph Nowill Sheffield - maker's mark reg. 1783 (IN) |
 | John Oxley Sheffield - maker's mark reg. 1841 (I.O) |
 | Isle of Wight Sheffield - Currently in use (IOW) |
 | John T. Younge & Co. Sheffield - maker's mark reg. 1797 (ITY&Co) |
 | John Watson Sheffield - maker's mark reg. 1795 (I.W) |
 | John Watson & Son Sheffield - maker's mark reg. 1822 (I.W) |
 | John Whip & John Rose Sheffield - maker's mark reg. 1822 (IW IR) |
 | John Biggin Sheffield - maker's mark reg. 1902 (J.B) |
 | Joseph & Edward Bradbury Sheffield - maker's mark reg. 1863 (JB EB) |
 | Joseph & Thomas Bradbury Sheffield - maker's mark reg. 1867 (JB TB) |
 | James Dixon & Sons Sheffield - maker's mark reg.1867 (J.D&S) |
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