References
- Kennison , Karl R. 1949 . The water supply tunnels of the Boston Metropolitan District . J. of Boston Society of Civil Engineers , January
- Mateira , James J. 1949 . 100 years of public water supply for Boston . J. of New England Water Works Assoc. , June
- 1948 . Tunnel construction observed for hazards . Industrial Hygiene Newsletter , 8 10, October : 11
- Tunnel construction . 1949 . State and local news—Massachusetts . Industrial Hygiene Newsletter , 9 2, February : 10
- 1949 . Gas from heater in tunnel causes illness . Industrial Hygiene Newsletter , 9 4, April : 14