"Kalibr" carrier submarine B-261 "Novorossiysk" escorted by French Navy
Submarine of project 636.3 made the transition to Kronstadt
B-261 «Novorossiysk»
"Novorossiysk" Submarine with "Calibers" and "Boiky" Corvette Put the Netherlands Navy in the North Sea on Alert
The submarine of project 636.3 "Varshavyanka" and the corvette of project 20380 followed in a zone free for navigation
