1 January 1520

↓

30 January 1520

31 January 1520

↓

28 February 1520

29 February 1520

↓

29 March 1520

30 March 1520

↓

27 April 1520

28 April 1520

↓

27 May 1520

28 May 1520

↓

25 June 1520

26 June 1520

↓

25 July 1520

26 July 1520

↓

23 August 1520

24 August 1520

↓

22 September 1520

23 September 1520

↓

21 October 1520

22 October 1520

↓

20 November 1520

21 November 1520

↓

20 December 1520