Silver Hallmarked Sauce Boat Gravy Creamer Needs Cleaning Vintage

Description

Silver gravy sauce boat - needs cleaning
Pattern and Maker are unknown though believe it is by Thomas Wilmore: T. W in Oval mark
Has several hallmarks on the bottom - see photos
First: T.W in an oval
next: stylized fleur de lis?
next: triangle in lyre shape
Numbers: 4007 under the hallmarks
The 4 and 7 look slightly different from the two zero's
The boat is
7" Long
3.25" W
1.25" Deep
Weighs 8 oz
I've gone through a lot of different hallmarks and have not yet found these particular ones.  Consignor received in late 1940's from family that traveled often to England and France.
Any info on this is appreciated!
Please see all photographs as they are part of the description
POLICIES
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