1. [Envelope : 1914 April 28, Karl von Freyburg to Marsden Hartley] Published / Created: 1914 April 28 Call Number: YCAL MSS 578 Collection Title: Marsden Hartley collection Container / Volume: Box 12 | Folder: Von Freyburg, Carl Image Count: 2 Resource Type: Archives or Manuscripts Found in: Beinecke Rare Book and Manuscript Library > [Envelope : 1914 April 28, Karl von Freyburg to Marsden Hartley]