TY - RPRT TI - A Discussion on the assessment of the mineral resources in the Sherbrooke and Lewiston 1 degree by 2 degrees quadrangles, Maine, New Hampshire and Vermont AU - R.B. McCammon PY - 1986 DO - 10.3133/ofr86567 UR - https://pubs.usgs.gov/publication/ofr86567 ID - ofr86567 ER -