| 03/04/1901 |
Signed a 1-year contract worth a total of P424 with the Ciudad Mexico Volcanes organization. |
| 01/01/1902 |
OSA scouting updated ratings (potential): Contact: 40 (40); Power: 34 (34); Eye: 51 (51). |
| 01/01/1903 |
OSA scouting updated ratings (potential): Contact: 39 (39); Power: 34 (34); Eye: 54 (54). |
| 08/11/1903 |
Was selected to the 1903 Liga Nacional Mexicana All-Star Game. |
| 01/01/1904 |
OSA scouting updated ratings (potential): Contact: 47 (47); Power: 35 (35); Eye: 50 (50). |
| 06/01/1904 |
Successfully completed training to improve his running mechanics at the Ciudad Mexico Volcanes development complex. |
| 08/07/1904 |
Was selected to the 1904 Liga Nacional Mexicana All-Star Game. |
| 11/29/1904 |
Wins the 1904 LNM LS Acutísimo (LNM) at 3B. |
| 01/01/1905 |
OSA scouting updated ratings (potential): Contact: 46 (46); Power: 38 (38); Eye: 49 (49). |
| 05/05/1905 |
Successfully completed training to improve his running mechanics at the Ciudad Mexico Volcanes development complex. |
| 11/24/1905 |
Wins the 1905 Campeonato Nacional de México with the Ciudad Mexico Volcanes. |
| 12/03/1905 |
Wins the 1905 LNM LS Acutísimo (LNM) at 3B. |
| 01/01/1906 |
OSA scouting updated ratings (potential): Contact: 43 (43); Power: 38 (38); Eye: 47 (47). |
| 04/03/1906 |
Released by the Ciudad Mexico Volcanes. |
| 05/04/1906 |
Signed a 1-year contract worth a total of P2,040 with the Jalisco Jinetes organization. |
| 06/21/1906 |
Injured on 06/19/1906, diagnosed with a bruised knee, is day-to-day. |
| 01/01/1907 |
OSA scouting updated ratings (potential): Contact: 37 (37); Power: 30 (30); Eye: 45 (45). |
| 05/05/1907 |
Successfully completed training to improve his plate discipline at the Jalisco Jinetes development complex. |
| 01/01/1908 |
OSA scouting updated ratings (potential): Contact: 36 (36); Power: 31 (31); Eye: 59 (59). |