????????????? ??????? ???????????
????????
22.04.
1866
?? ????????? ? ????? (Translation: Imperial Russian Technical Society 22.04. 1866 From art to science)
Obverse script
Reverse description
Reverse lettering
??? ?????????????? ????? ?.?.
???????
150 ???
1866
2016 (Translation: Scientific and Technical Society of Shipbuilders named A. N. Krylov 150 years 1866 2016)