Deepest Scuba dive on Air?

[SADS 669]

Dick Birch of Small Hope Bay Lodge Bahamas completed 462 ft in the 60’s holding 2 car batteries wearing a nose clip, this is the only depth I know for sure

 

[swimlikethefish]

Dick Birch of Small Hope Bay Lodge Bahamas completed 462 ft in the 60’s holding 2 car batteries wearing a nose clip, this is the only depth I know for sure

Really... On a 14 year old thread?

 

[JBFG]

Really... On a 14 year old thread?

 

[The Chairman]

I don't care who went the deepest: I want to know who had the most fun!

 

[Seaweed Doc]

I don't care who went the deepest: I want to know who had the most fun!

I had fun reading the thread, regardless of age. Sometimes stumbling across something you never intended to look for, like the deepest air dive, is the most fun of all!

 

[abnfrog]

some of those numbers are crazy , I remember when brett Gilliam did a super deep dive on air , in his book he has a picture of the gear he used single tank (hydroed ) tenkna reg an a very worm crappy bc .. some really scary stuff

 

[abnfrog]

here are 2 pics from bretts book (a little dated but a great read .....I got an autographed copy when I became an advanced nitrox instructor in 99 from him

 

[abnfrog]

duh forgot the pics ...here ya go notice the shaky writing he must have been wacked at that depth

 

[abnfrog]

pic 2 didn't get loaded properly ill try again

 

[Goonzodiver]

Dick Birch of Small Hope Bay Lodge Bahamas completed 462 ft in the 60’s holding 2 car batteries wearing a nose clip, this is the only depth I know for sure

When was the year?
Where can I find documentation and/or photos?
Thanks in advance.