Photo No. 13. (b) For regulating by hand Submarine Appliances And Their Uses : Deep Sea Diving, &c., &c. - 1911
Photo No. 13. (a) For regulating by hand Submarine Appliances And Their Uses : Deep Sea Diving, &c., &c. - 1911
Photo No. 8. Recompression Chamber, as referred to on page 7 Submarine Appliances And Their Uses : Deep Sea Diving, &c., &c. - 1911
Photo No. 7. This Diver has blown himself up in the New Pattern Diving Dress with laced legs. His head is upwards and his arms free Submarine Appliances And Their Uses : Deep Sea Diving, &c., &c. - 1911
Photo No. 6. This Diver has purposely blown himself up in the Ordinary Diving Dress. He is unable to move his arms, and the air cannot escape as his outlet valve is below the water Submarine Appliances And Their Uses : Deep Sea Diving, &c., &c. - 1911
Photo No. 5. Back view of Diving Dress with legs laced up Submarine Appliances And Their Uses : Deep Sea Diving, &c., &c. - 1911
Photo No. 4. Diving Dresses fully inflated with air. The one to the left has laced-up legs, the other Dress is of the usual pattern Submarine Appliances And Their Uses : Deep Sea Diving, &c., &c. - 1911
Photo No. 3. In this tank new recruits to the Diving Class receive their initial training before diving in open water Submarine Appliances And Their Uses : Deep Sea Diving, &c., &c. - 1911
Photo No. 2. "Hallo! are you there?" Telephoning to the Diver below Submarine Appliances And Their Uses : Deep Sea Diving, &c., &c. - 1911
Photo No. 1 The Descent into the Sea Submarine Appliances And Their Uses : Deep Sea Diving, &c., &c. - 1911