Packer, Herbert L. (May 1958). "A Tale of Two Typewriters". Stanford Law Review. 10 (3): 409–440, 431-2 (formation), 432 (Pressman, Weyl), 433 (Fifth), 433 fn 37 (Hiss). doi:10.2307/1226822. JSTOR1226822.
jstor.org
Packer, Herbert L. (May 1958). "A Tale of Two Typewriters". Stanford Law Review. 10 (3): 409–440, 431-2 (formation), 432 (Pressman, Weyl), 433 (Fifth), 433 fn 37 (Hiss). doi:10.2307/1226822. JSTOR1226822.
loc.gov
lccn.loc.gov
Chambers, Whittaker (1952). Witness. New York: Random House. pp. White on 29, 40, 67–68, 69, 70, 334, 370 383–384, 386, 405, 414–416, 419–421, 423, 426, 427, 429–432, 442, 470, 492, 500, 510–512, 544, 554, 600–, handover from Ware to Chambers on 31, 204, 332–348, 350, 352, 361, 370, 377, 378, 467, 542, 543, 552, 553, 624, 685, 686. LCCN52005149.