The boater's essential reference celebrates its 100th anniversary! For a century, Chapman has been an indispensable, trusted resource for boating under power and sail. It has sold millions of copies, and is a must- have for virtually anyone who puts a craft on water. Featuring 1,500 colour photos, this updated edition covers new technologies, maritime laws and regulations, safety tips, and maintenance, as well as complete discussions of weather, tides, currents, and navigation. From anchors and knots to sailing theory and sail-handling systems, Chapman Piloting and Seamanship explains absolutely everything you need to know.