Columbia subject headings:
Augusta (Me.)--Biography.
Ballard, Martha, 1735-1812.
Hallowell (Me.)--Biography.
Kennebec River Valley (Me.)--Social life and customs.
Midwives--Maine--Augusta--Biography.
Midwives--Maine--Hallowell--Biography.
Harvard subject headings:
Augusta (Me.)--Biography.
Ballard, Martha, 1735-1812
Biographies
Hallowell (Me.)--Biography.
Kennebec River Valley (Me.)--Social life and customs.
Midwives--Maine--Augusta--Biography.
Midwives--Maine--Hallowell--Biography.
Princeton subject headings:
Augusta (Me.)--Biography.
Ballard, Martha W.
Hallowell (Me.)--Biography.
Kennebec River Valley (Me.)--Social life and customs.
Midwives--Maine--Augusta--Biography.
Midwives--Maine--Hallowell--Biography.