Fascinating introduction to deep-sea diving chronicles man's attempts to explore the watery realms around him in 44 dramatic ready-to-color illustrations — from a crude Roman diving suit attached to a floating air bag (375 AD) to a sleek model of the 21st century nuclear attack submarine Seawolf. Dover Original.
Here's a sample of other books in this Dover category
History of Space Exploration Coloring Book by Bruce LaFontaine Forty-four captioned illustrations accurately depict scenes of major milestones in space exploration — from launching of first liquid-fuel rocket (1926) to Challenger tragedy (1986).
Shipwrecks and Sunken Treasures Coloring Book by Peter F. Copeland 39 accurately detailed illustrations: divers on site of ancient Greek shipwreck, remains of 9th-century Viking ship, German U-boat sinking English freighter (1917), more. Captions included.
The Titanic Coloring Book by Peter F. Copeland Twenty-nine realistic drawings depict Titanic at dock in Southhampton, England; passengers dining and strolling on deck, the ship striking the iceberg, passengers jumping into the water, and more. Captions.