Relates to "A Warning Watch on a New Construction". An early alarm mechanism.
Reprint of 1856
Together with this patent is an advertisement sheet for this watch, 220mm x 135mm. "By His Majesty's Royal Letters Patent. THE WARNING WATCH". Following a description of the features of this watch is; "Manufactured and Sold by S.A.Berrollas, Wilson Street, North Place, Grays Inn Lane; C.E.Viner, 151, New Bond Street, London; Robert Roskell, Church Street, Liverpool"
Hand written, and possibly relating to C.E.Viner, is the following; "or Aply Ho. Mincer St Greenall"