| 01/01/1907 |
Joined the Praha Chasomjeritchi. |
| 01/01/1908 |
OSA scouting updated ratings (potential): Stuff: 12 (12); Movement: 65 (66); Control: 40 (40). |
| 05/01/1908 |
Successfully completed training to increase his endurance on the mound at the Praha Chasomjeritchi development complex. |
| 01/01/1909 |
OSA scouting updated ratings (potential): Stuff: 15 (15); Movement: 62 (65); Control: 40 (40). |
| 05/01/1909 |
Unsuccessfully completed training to add a pitch to his arsenal at the Praha Chasomjeritchi development complex. |
| 06/21/1909 |
Was selected to the 1909 Europaeischer Baseballverband All-Star Game. |
| 01/01/1910 |
OSA scouting updated ratings (potential): Stuff: 15 (16); Movement: 59 (59); Control: 35 (35). |
| 04/01/1910 |
Unsuccessfully completed training to improve his secondary pitch at the Praha Chasomjeritchi development complex. |
| 01/01/1911 |
OSA scouting updated ratings (potential): Stuff: 16 (17); Movement: 56 (57); Control: 34 (34). |
| 04/01/1911 |
Unsuccessfully completed training to increase his endurance on the mound at the Praha Chasomjeritchi development complex. |
| 06/18/1911 |
Was selected to the 1911 Europaeischer Baseballverband All-Star Game. |
| 08/03/1911 |
Injured (back spasms),day-to-day for one week. |
| 01/01/1912 |
OSA scouting updated ratings (potential): Stuff: 15 (16); Movement: 82 (82); Control: 34 (34). |
| 04/01/1912 |
Unsuccessfully completed training to increase his endurance on the mound at the Praha Chasomjeritchi development complex. |
| 01/01/1913 |
OSA scouting updated ratings (potential): Stuff: 15 (16); Movement: 77 (77); Control: 33 (33). |
| 04/01/1913 |
Unsuccessfully completed training to improve his secondary pitch at the Praha Chasomjeritchi development complex. |
| 08/20/1913 |
Injured on 08/19/1913, diagnosed with back spasms, is day-to-day. |
| 09/06/1913 |
Suspended 7 games after ejection following a brawl. |