[187a] C. I. Elton, William Shakespeare, His Family and Friends, p. 228.
[187b] The Shakespeare Problem Restated, p. 199.
[187c] C. I. Elton, William Shakespeare, His Family and Friends, pp. 332–333.
[187d] Ibid., p. 250.
[188a] The Shakespeare Problem Restated, p. 199, note 1.
[189a] C. I. Elton, William Shakespeare, His Family and Friends, pp. 339, 342.
[190a] The Shakespeare Problem Restated, p. 238.
[198a] The Shakespeare Problem Restated, p. 214.
[200a] The Shakespeare Problem Restated, p. 214, note 2.
[201a] C. I. Elton, William Shakespeare, His Family and Friends, p. 56.