Ron Field was Head of History at the Cotswold School in Bourton-on-the-Water, until his retirement in 2007. Awarded a Fulbright Scholarship in 1982, he taught History at Piedmont High School in California from 1982 to 1983. Ron was also associate editor of the Confederate Historical Society of Great Britain, from 1983 to 1992. He is an internationally acknowledged expert on US military history, and was elected a Fellow of the Company of Military Historians, based in Washington, DC, in 2005. Richard Hook was born in 1938 and trained at Reigate College of Art. After national service with 1st Bn, Queen's Royal Regiment, he became art editor of the much-praised magazine Finding Out during the 1960s. He has worked as a freelance illustrator ever since, earning an international reputation particularly for his deep knowledge of Native American material culture; he has illustrated more than 45 Osprey titles, and wrote and illustrated Men-at-Arms 408 'Warriors at the Little Bighorn'. Richard is married and lives in Sussex.

• IntroductionUS Marines in the Civil WarOn the battlefieldBlockadingAmphibious landingsSea battles and major assaultsUniforms, weapons and equipmentCS Marines in the Civil WarCoastal MarinesOn the High SeasUniforms, weapons and equipment