A late-17th century provincial silver Trefid spoon

A late-17th century provincial silver Trefid spoon,

marked three times with an indistinct mark, possibly ?L, possibly West Country,

the reverse of the bowl with a raised rat-tail and foliate scroll decoration, the terminal with scroll decoration, the reverse of the terminal prick dot initialled 'TS' over 'I.L', length 18cm, approx. weight 1.1oz.