A Queen Anne West Country silver and mother-of-pearl Dog-nose spoon

A Queen Anne West Country silver and mother-of-pearl Dog-nose spoon, probably an anointing spoon,

maker's mark only, SW with a star below for Samuel Walter, Wells circa 1704,

the reverse of the terminal scratch initialled 'A.I' over 'S.B' over '1704', the shell bowl mounted to the stem with an armorial shield type fitting, length 20.8cm.