International Association of Penturners - View Single Post - Chambered Nautilus; painting for a diver
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Old 07-17-2017, 12:06 AM   #3 (permalink)
Bob in SF
 
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Join Date: Feb 2016
Location: San Francisco
Posts: 676
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Sincere thanks for the kind words, Mark!

I haven't gone diving for a while - but truly love it.

Amazing to realize that 71% of this planet is covered with water; and the brain (which is 73% water) resides in a circulating bath of cerebrospinal fluid.

Gratefully, Bob
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