High tech diving is not just a passing fashion, it is here to stay. Space-age spin-off underwater hardware, coupled with developing techniques and their utilization in lakes and the open ocean, is... This description may be from another edition of this product.
Although Tech Diving technologies are constantly improving and changing, this book (originally published in 1992) remains the "bible" for those who are either concidering or starting wreck diving. Easy to read, but straight to the technical points, coupled with an abundance of good pictures.
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