21 books in series

The Seafarers

The Seafarers is a 18-book series with 21 primary works first released in 1978 with contributions by Richard Humble, Melvin Maddocks, A.B.C. Whipple, David Howarth, Time-Life Books, Oliver E. Allen, Peter Wood, Douglas Botting, Henry Gruppe, Colin Thubron, Russell Miller, Bryce S. Walker, Brendan Lehane, John Rousmaniere, David J. Howarth, and Robert Wernick.

The Vikings
The Explorers
The Venetians
The Luxury Yachts
The Great Liners
The Men-Of-War
The Dreadnoughts
The Spanish Main
The Ancient Mariners
The Whalers
The Northwest Passage
The Frigates
Fighting Sail
The East Indiamen
The pirates
The ATLANTIC CROSSING
The Armada
The Windjammers
The Pacific Navigators
The Clipper Ships
The U-Boats