John Lethbridge built a completely enclosed suit to aid in salvage work.
Mobile Suit Zeta Gundam | Scuba diving | diving | Mobile Suit Gundam | Diving | High Diving Hare | Professional diving | scuba diving | Mobile Suit Gundam 00 | underwater diving | The Man in the White Suit | The Diving Board Tour | Mobile Suit Gundam SEED | Diving instructor | Zoot Suit | Underwater diving | The Man in the Gray Flannel Suit | Technical diving | suit | Sinking ships for wreck diving sites | Mobile Suit Victory Gundam | Leisure Suit Larry | freedom suit | Free-diving | Diving at the 1996 Summer Olympics | Zoot Suit/I'm the Face | Zoot Suit (film) | The Diving Bell and the Butterfly | technical diving | suit (clothing) |
He later worked with Doctor John Scott Haldane on developing a diving suit with an integrated air system.