TY - RPRT TI - Geochemical map showing the distribution and abundance of zinc and cadmium in the ash of willow leaves in the Big Delta quadrangle, Alaska AU - Thomas D. Hessin AU - G.W. Day AU - W.D. Crim AU - M. M. Donato PY - 1978 DO - 10.3133/ofr78529n UR - https://pubs.usgs.gov/publication/ofr78529N ID - ofr78529N ER -