""A Manual For Shipmasters"" is a book written by James Lees and published in 1851. The book is a series of letters addressed to shipmasters, providing them with guidance on their qualifications, duties, powers, and responsibilities. The book is written in a practical and straightforward manner, and covers a wide range of topics, including navigation, seamanship, cargo handling, crew management, and legal obligations. The author draws on his extensive...