sentences:  The AMML remained on the Mall until the 1960s, when the Museum and Library were moved to their present separate locations.The old building (known affectionately as "Old Red" or "The Old Pickle Factory") was razed and replaced by the Smithsonian's Hirshhorn Museum and Sculpture Garden in 1969.The AMML collection had its origins in the federal government's decision in 1862, during the American Civil War, to begin a collection of items of medical and surgical interest related to the treatment of Union Army wounded and sick in the war.