HISTORY

• Wikipedia - History of rebreathers

MANUFACTURES

• Ambient Pressure Diving - Manufactures of the Inspiration & Evolution Units

TRAINING AGENCY

• TDI (Technical Diving International)
• PSA International (Professional Scuba Association International)
• TDI (Technical Diving International)
• BSAC (British Sub-Aqua Club)
• PADI (Professional Association Of Diving Instructors)
• DSAT TecRec

ASSOCIATED ORGINISATIONS

• THE DIVE CONNECTION - www.tdc-dive.co.uk

REBREATHER USERS

• Underwater Photography - www.silentimages.co.uk