TY - RPRT TI - Histograms and correlation table for selected elements in samples of the ash of black spruce needles from the Tanacross Quadrangle, Alaska AU - Gary C. Curtin AU - G.W. Day AU - R. B. Tripp PY - 1980 DO - 10.3133/ofr80655 UR - https://pubs.usgs.gov/publication/ofr80655 ID - ofr80655 ER -