'The first snorkels were used by submarine crews of this nation to get air to their engines without surfacing'
Germany
G WHIZ: The first snorkels were used by submarine crews of this nation to get air to their engines without surfacing
The first snorkels were used by submarine crews of this nation to get air to their engines without surfacing
The first snorkels were used by submarine crews of this nation to get air to their engines without surfacing
"G" WHIZ
Germany
"G" WHIZ