O'Connor, Ellen M., APCS to. Apr. 17, [1874]. April 17, 1874 Berg Coll MSS Whitman (1 leaf) (1 leaf) PostcardsCalder, Ellen M. O'Connor (Recipient) WW Eleven Undated Postcards to Mrs W.D.O'Connor Whitman Archive ID: nyp.00335. Walt Whitman, The Correspondence, ed. Edwin Haviland Miller (New York: New York University Press, 1961–1977), #603, 2:293. Series III. Outgoing Correspondence (cont.) [O'Connor], Ellen, ALS to. May 1, [1874]. May 1, 1874 Berg Coll MSS Whitman m.b. (1 leaf) (1 leaf) Calder, Ellen M. O'Connor (Recipient) m.b. Whitman, Walt ALS M - Ellen O'Connor Whitman Archive ID: nyp.00338. Walt Whitman, The Correspondence, ed. Edwin Haviland Miller (New York: New York University Press, 1961–1977), #609, 2:296. O'Connor, Ellen M., APCS to. May 6-7, [1874]. May 6, 1874 Berg Coll MSS Whitman (1 leaf) (1 leaf) PostcardsCalder, Ellen M. O'Connor (Recipient) WW Eleven Undated Postcards to Mrs W.D.O'Connor Whitman Archive ID: nyp.00339. Walt Whitman, The Correspondence, ed. Edwin Haviland Miller (New York: New York University Press, 1961–1977), #610, 2:297. [O'Connor], Ellen, ALS to. May 15, [1874]. May 15, 1874 Berg Coll MSS Whitman m.b. (1 leaf) (1 leaf) Calder, Ellen M. O'Connor (Recipient) m.b. Whitman, Walt ALS M - Ellen O'Connor Whitman Archive ID: nyp.00342. Walt Whitman, The Correspondence, ed. Edwin Haviland Miller (New York: New York University Press, 1961–1977), #613, 2:298. O'Connor, Ellen M., APCS to. May 29, [1874]. May 29, 1874 Berg Coll MSS Whitman (1 leaf) (1 leaf) PostcardsCalder, Ellen M. O'Connor (Recipient) WW Eleven Undated Postcards to Mrs W.D.O'Connor Whitman Archive ID: nyp.00343. Walt Whitman, The Correspondence, ed. Edwin Haviland Miller (New York: New York University Press, 1961–1977), #618, 2:302. O'Connor, Ellen M., ALS to. Jun. 10, 1874. June 10, 1874 Berg Coll MSS Whitman (1 leaf) (1 leaf) Calder, Ellen M. O'Connor (Recipient) WW ALS to Mrs O'Connor Mar. 8, 1874 Whitman Archive ID: nyp.00302. Walt Whitman, The Correspondence, ed. Edwin Haviland Miller (New York: New York University Press, 1961–1977), #622, 2:303-304. [O'Connor], Ellen, ALS to. Aug. 5, [1874]. August 5, 1874? Berg Coll MSS Whitman m.b. (1 leaf) (1 leaf) Calder, Ellen M. O'Connor (Recipient) m.b. Whitman, Walt ALS M - Ellen O'Connor Whitman Archive ID: nyp.00353. Walt Whitman, The Correspondence, ed. Edwin Haviland Miller (New York: New York University Press, 1961–1977), #634, 2:311. Guide to the Walt Whitman papers