Memoir Descriptive and Explanatory: To Accompany The New Chart Of The Atlantic Ocean (1812) is a book written by John Purdy. The book serves as a companion to a chart of the Atlantic Ocean that was published in 1812. The memoir provides detailed descriptions and explanations of the various features of the ocean, including the geography, currents, winds, tides, and other relevant information. The book is written in a clear and concise manner, making...