BEIN YCAL MSS 43 Box 188: From the Ezra Pound Papers.
BEIN Za Zac21 copy 2: From the library of J.D. McClatchy: 8:2.
BEIN Za Zac21 copy 3: From the Robin Magowan Collection of James Merrill. Accompanied by ms notes on sheet of paper: 8:2.
BEIN Za Zac21: From the library of Marvin Malone: 16:3-17:3, 19:1.