The world does the ocean

Lorena

Jan 1, 1531

Earliest record of diving bell which is a device used to supply air to and convey a diver or group of divers to a desired location.

Kessler

Jan 1, 1616

Advanced diving bell that had slight negative bouncay.

Gold

Jun 23, 1680

Capt. William Phillips loacted and retrived 52,000 lbs. of gola and silver from a sunken galleon.

Halley

Jan 1, 1690

Fresh air diving bell that went 60 feet.

Lethoridge

Jun 23, 1715

air tight barrels with arm holes used to recover wrecked vessles.

Klingert

Jun 23, 1797

Complete diving dress and independent air source.

Sponge Divers

Jun 23, 1815

Sponge diving is the oldest known form of the original art of underwater diving, in order to retrieve natural sponges for human use

Caisson Workers

Jun 23, 1850

First decomperssion sickness cure used.

Air compressior

Jun 23, 1890

designed by Agustus Siebe

Diving helmet

Jun 23, 1898

Used to determine the cause of the U.S. battleship main explosion and brought on the spa.

Germany

Jun 23, 1913

Sunk 400 feet and was recoverd.

Subcontinet exploration

Jun 23, 1922

The itialian salvage company use the diving army suit to locate and examine subcontinents of egypt.

Submarine rescue

Jun 23, 1939

First sucessful rescue of a submarine.

Empire Mica

Jun 29, 1942

forpended by german submarine

Kustou

Jun 23, 1945

Aqua Lung and second stage regulator was pattended making scuba availbal to the public.

High air pressure

Jun 23, 1950

The high air pressure air compressor was manufactured for use on the bomb transport.

SEALAB-3

Jun 23, 1969

The institute of diving opening

Jun 23, 1982

Opening of diving museum

Changes in gear

Jun 23, 1985

Swiched from steel to aluminum tanks

RMS instillation

Jun 23, 2004

on DDG82 (momsen) at bath iron works