Hallmark on a cutlery set

1

IMG_1987
IMG_19873024×4032 1.76 MB

Can anyone please help me identify this hallmark?
Found in a cutlery set in an antique shop I don’t have any more pictures currently

2

USSR, Tallinn.

Tallin
Tallin1055×673 111 KB

3

What does the 2 mean?

4

Stampment of the Tallinn Jewelry Factory

Ppdt2aDdrvI
Ppdt2aDdrvI330×110 13.3 KB

Stamp 2TJ 916 silver sample 1972.