Box 1 Folder 1
Guillaume, Paul To Marius de Zayas, France, [n.d.] & 29 May 1917, 1 a.l.s., 1 postcard, 1 t.l.s.
Box 1 Folder 2
Jacob, Max To Marius de Zayas, [n.p.], [1915 & 1916], 3 a.l.s.
Box 1 Folder 3
Meyer, Agnes To Marius de Zayas, N.Y., [1915] & 1916, 2 a.l.s., 1 t.l., 1 t.l.s. (from Eugene Meyer)
Box 1 Folder 4
Picabia, Francis To Marius de Zayas, [n.p.], 1916, 2 a.l.s.
Box 1 Folder 5
Picasso, Pablo To Marius de Zayas, Paris, 14 September 1916, 1 a.l.s.
Box 1 Folder 6
Rivera, Diego To Marius de Zayas, Paris, 1915 & 1916, 3 a.l.s.
Box 1 Folder 7
Stieglitz, Alfred To Marius de Zayas, N.Y., 1915, 5 a.l.s.
Box 1 Folder 8
Tzara, Trista & Marcel Janco To Marius de Zayas, Zurich, 28 December 1916, 1 a.l.s.
Box 1 Folder 9
Weber, Max To Marius de Zayas, N.Y., 18 November 1948, 1 a.l.s.
Box 1 Folder 10
Zayas, Marius de To Alfred Stieglitz, N.Y., 1915, 1 a.l.s. (photocopy), 1 t.l. (photocopy)
[With a.l.s. (photocopy) to Jorge, 7 September 1915]
Box 1 Folder 11 - 18
Zayas, Marius de Photocopies of letters, accounts, inventories, etc. re. his art business, N.Y.,, [n.d.] & 1914 - 1948
[With a.l.s. (photocopy) to Jorge, 7 September 1915]