Mark shown by Jackson Pickford, Ian, ed. - Jackson's and Gold Marks of England, Scotland and Ireland, Antique Collectors' Club, 1997 dated 1636-1641 but not by Mitchell Mitchell, David M. - Silversmiths in Elizabethan and Stuart London: their lives and their marks, Boydell Press, 2017
T PMaker name
Undated
silver
Seen on objects dated 1781.
silver
Mark not shown in Grimwade Grimwade, Arthur - London Goldsmiths, 1697-1837: Their Marks and Lives, Faber & Faber, 1990
EC1Mark wording
Undated
EC1
Seen on objects dated 1928–1947.
silver
Possibly Thomas Perry, Sebastian Street, London
T PMaker name
Undated
silver
Seen on objects dated 1982–1988.
silver
Clock, coaster, frame
T PMaker name
Undated
silver
Seen on objects dated 1997–2005.
silver
Candle holder, card case, napkin clip, paperweight, pen, ring tree
T PMaker name
Undated
silver
Seen on objects dated 1968.
silver
T PMaker name
Undated
silver
Seen on objects dated 1988–1993.
silver
Clock, coaster, frame
T PMaker name
Undated
silver
Seen on objects dated 1893.
silver
Note: a similar mark, but with stop between letters, registered in 1894 at the London Assay Office by Thomas Pratt & Sons, church furnishers
TPMark wording
Undated
TP
Seen on objects dated 1794.
silver
Mark not found in Grimwade Grimwade, Arthur - London Goldsmiths, 1697-1837: Their Marks and Lives, Faber & Faber, 1990 . Possibly Thomas Pratt, previously in partnership with Arthur Humphries (see over AH), who was in partnership with William Edward Smith and Joseph Hardy as goldsmiths and jewellers at 82 Cheapside from 1790 until 1796 but without a recorded mark.
T PMaker name
Undated
silver
Seen on objects dated 1998–2001.
silver
Candle holder, card case, napkin clip, paperweight, pen, ring tree