Bob hollis

Bob Hollis - the Pioneer of American Diving
Oceanic founder and CEO Bob Hollis took up scuba diving in the late 1950's, and his love for diving led to an interest in underwater photography, a hobby that required him to create his own specialized equipment. Educated as a mechanical engineer, he designed and manufactured underwater photography equipment in the machine shop behind his Hayward, California sporting goods store. Before long, divers were asking Hollis to make equipment for them, and a successful mail order business was begun.

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Wulf koehler

Wulf Koehler is a well known diver in Europe. He began diving when he was 14, and when he was 18 years old, he constructed his first underwater housing made of steel sheet. At the age of 20, he built his first aluminum cast housings, the so called "Darmstadt Model". Darmstadt, Germany (near Frankfurt) was his home town.

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