1. A co-operative investigation of precision and accuracy in chemical, spectrochemical and modal analysis of silicate rocks;Fairbairn;U.S. Geol. Survey Bull.,1951
2. Trace element studies in meteorites and rocks and the origin of meteorites;Pinson,1951
3. The granites of Maine;Dale;U.S. Geol. Surv. Bull.,1907
4. The chief coin.mercia.1 granites of Massachusetts, New Hampshire and Rhode Island;Dale;U.S. Geol. Surv. Bull.,1908