🔎 UNIDENTIFIED Old dish finger hold

[WoodsDigger]

Found on river near Lake Ontario. Just curious if anyone has any input regarding age and source. I was digging iron signals and this popped out.

 

[Red-Coat]

For comparison, these are 'utility' mugs from the 1940s from various British potteries:

They were made primarily for military use in canteens and such between 1943-1951. There's a bunch of them here being used by NAAFI workers to serve tea after a street was bombed during the war:

 

[WoodsDigger]

For comparison, these are 'utility' mugs from the 1940s from various British potteries:
View attachment 2216073

They were made primarily fir military use in canteens and such between 1943-1951. There's a bunch of them here being used by NAAFI workers to serve tea after a street was bombed during the war:
View attachment 2216074

Thank you . It does fit description . No hint of colors . My dock area seems to be a campsite producing stone tools, pottery sherd, melted lead all sorts of time span.