| | Report (issue) | Pegmatite Investigations 1942-45 New England By EUGENE N. CAMERON and OTHERS GEOLOGICAL SURVEY PROFESSIONAL...Eugene N. Cameron, David M. Larrabee, Andrew H. McNair, James J. Page, Glenn W. Ste1-vart, and Vincent...INTERIOR Douglas McKay, Secretary GEOLOGICAL SURVEY W. E. Wrather, Director For sale by the Superintendent..._______ _ Geology of the pegmatite districts of New Hampshire_ Rock units ________________________________...pegmatites ___________________ _ Pegmatites of the Grafton and Keene districts __ _ Sources of pegmatites |
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