1. Mason, Francis Published / Created: 1936-1937 Call Number: YCAL MSS 578 Collection Title: Marsden Hartley collection Container / Volume: Box 12 Image Count: 14 Resource Type: Archives or Manuscripts Found in: Beinecke Rare Book and Manuscript Library > Mason, Francis
2. Letters Published / Created: 1900-1933 Call Number: YCAL MSS 578 Collection Title: Marsden Hartley collection Container / Volume: Box 8 Image Count: 62 Resource Type: Archives or Manuscripts Found in: Beinecke Rare Book and Manuscript Library > Letters