Another librarian searched several newspapers from the period via ProQuest as well as Google News Archive. She found mentions of the prison, but nothing about resistance by prisoners.
From what I could find, Massachusetts isn’t among the states that classify drug use by pregnant women as child abuse. You can find a summary of state’s policies here:
How and where would I find the number of women imprisoned in Massachusetts in 1971, 1972, and 1973? (I understand that the Massachusetts Department of Corrections had planned to phase out its female prisons by April 1973. If this did indeed happen, how would I find out the number of women sentenced to prison alternatives that year?)
It will take quite a bit of research to pin this one down, because searches such as: "incarceration statistics" women "anti drug" (0 hits) and "incarceration statistics" women conspiracy (4 hits) i