Filtering by: Creator Holl, William, 1807-1871 Remove constraint Creator: Holl, William, 1807-1871 Location Duke Medical Center Library & Archives Remove constraint Location: Duke Medical Center Library & Archives Subject Equus caballus (species) Remove constraint Subject: Equus caballus (species) Subject engraving (printing process) Remove constraint Subject: engraving (printing process) Year Unknown Remove constraint Year: Unknown