In This Month ... |
| Sunday | Monday | Tuesday | Wednesday | Thursday | Friday | Saturday |
| 114 July Jakub Bratkowski Birth - 14 July 1801 (203 year anniversary) | 215 July | 316 July Jakub Sagan Birth - 16 July 1873 (131 year anniversary) | 417 July | |||
| 518 July | 619 July | 720 July | 821 July Mieczysław Klemens Kazimierz Janicki Death - 21 July 2003 (1 year anniversary) | 922 July | 1023 July Kazimierz Smoliński Death - 23 July 2001 (3 year anniversary) | 1124 July |
| 1225 July Henryk Regulski Birth - 25 July 1946 (58 year anniversary) | 1326 July | 1427 July Mieczysław Biernat Birth - 27 July 1965 (39 year anniversary) | 1528 July | 1629 July | 1730 July Franciszek Tymecki Death - 30 July 1988 (16 year anniversary) | 1831 July Józef Bratkowski Birth - 31 July 1864 (140 year anniversary) |
| 191 Aug | 202 Aug | 213 Aug | 224 Aug | 235 Aug Jan Rybak Birth - 5 August 1940 (64 year anniversary) | 246 Aug Edward Zapałowicz Death - 6 August 1965 (39 year anniversary) | 257 Aug Hermann Chargaff Death - 7 August 1934 (70 year anniversary) |
| 268 Aug | 279 Aug | 2810 Aug | 2911 Aug Erwin Chargaff Birth - 11 August 1905 (99 year anniversary) | 3012 Aug Tadeusz Machowski Birth - 12 August 1945 (59 year anniversary) | 3113 Aug |