Letter 36: [End of February 1520], Desiderius Erasmus to Capito
Letter 36a: [End of February or March 1520, Capito to X]
Letter 37: 5 March 1520, Oswald Myconius to Capito
Letter 38: 17 March 1520, Capito to Desiderius Erasmus
Letter 39: 17 March 1520, Capito to Martin Luther
Letter 40: 14 April 1520, Capito to Ulrich Zwingli
Letter 41: 15 April 1520, [Johann Werner von Mörsperg] to Capito
Letter 42: 18 April 1520, Capito to Bernhard Adelmann
Letter 43: 30 April 1520, Martin Luther to Capito
Letter 44: [Before 28 April 1520], Gervasius [Schuler] to Capito
Letter 45: [First half of May 1520], Capito to Philip Melanchthon
Letter 45a: 8 May 1520, Johann Cochlaeus to Capito
Letter 46: [Just before June 1520], Capito to Johann Cochlaeus
Letter 46a: 13 June 1520, Capito to Thomas Truchsess
Letter 47: 23 June 1520, Caspar Hedio to Capito
Letter 48: 29 June 1520, Jacob Sturm to Capito
Letter 49: 2 July 1520, Laurentius Loss to Capito
Letter 50: 17 [July] 1520, Petrus Gebwiler to Capito
Letter 51: 25 July 1520, Christoph Hegendorf to Capito
Letter 52: July 1520, Ulrich von Hutten to Capito
Letter 53: 8 August 1520, Ulrich von Hutten to Capito
Letter 54: 13 August 1520, Capito to Martinus Gertophius
Letter 55: 24 August 1520, Petrus Gebwiler to Capito
Letter 56: 28 August [1520], Ulrich von Hutten to Capito
Letter 57: 31 August 1520, Capito to the Dean and Chapter of St. Thomas
Letter 58: 1 September 1520, Albert of Mainz to Leo X
Letter 59: 1 October 1520, Georg Spalatin to Capito
Letter 60: 24 October 1520, Petrus Gebwiler to Capito
Letter 60a: [After 25 October], Albert of Brandenburg to Leo X
Letter 61: 11 November 1520, Martin Bucer to Capito
Letter 62: 13 November 1520, Petrus Mosellanus to Capito
Letter 62a: 13 November 1520, Ulrich von Hutten to Capito
Letter 63: 4 December 1520, Capito to Martin Luther
Letter 64: 6 December 1520, Erasmus to Capito
Letter 65: 28 December 1520, Martin Bucer to Capito
Letter 66: [1520], Christoph Hegendorf to Capito