Offered here is a rare opportunity to acquire resource materials from the private library of the late David L. Hack, a nationally recognized authority on Civil War history. His meticulously curated collection has been featured in The New York Times and acquired in part by the Chrysler Museum of Art in Norfolk, Virginia. Selections from his collections have traveled in major exhibitions around the world and have been cited extensively in scholarly works, books, and academic papers. Each item reflects Hack’s lifelong dedication to historical accuracy, preservation, and scholarship. This collection has been carefully maintained over decades and represents an invaluable resource for historians, collectors, and Civil War enthusiasts alike. This chronology provides a comprehensive, day-by-day account of naval operations, battles, ship movements, and other significant events involving the Union and Confederate navies during the American Civil War.