Rich Keller
Contributor
I am not sure if this is vintage or not but I have never seen one before so I am guessing it might be. The ad says it was made by Johnson/Evinrude.
Vintage Aquanaut Airbuoy Surface Air Supply Pump Diving Aparatus | eBay
Vintage Aquanaut Airbuoy Surface Air Supply Pump Diving Aparatus | eBay