Denny Mack
1B · Born March 14, 1850
Age in each season
- 1871 (Citys): 21 years, 18 days to 21 years, 201 days
- 1872 (Athletics): 22 years, 18 days to 22 years, 201 days
- 1873 (Whites): 23 years, 18 days to 23 years, 201 days
- 1874 (Whites): 24 years, 18 days to 24 years, 201 days
- 1876 (Brown Stockings): 26 years, 18 days to 26 years, 201 days
- 1880 (Bisons): 30 years, 18 days to 30 years, 201 days
- 1882 (Eclipse): 32 years, 18 days to 32 years, 201 days
- 1883 (Alleghenys): 33 years, 18 days to 33 years, 201 days