Morgan, Morris B. Letter, 1863. 1 item. Location: Misc. Resident of Providence, Rhode Island. Letter from Morgan to Dr. Amzi Martin of Louisiana, prisoner of war at Johnson's Island prison, Sandusky, Ohio, concerns shipment of provisions and liquors and expresses a desire to repay the hospitality shown him and his wife while visiting Louisiana. For further information, see online catalog. Mss. 513.