@misc{indiciae59f6e6a84d3e, title = {Summary of the research work of the Trace Elements Section, Geochemistry and Petrology Branch, for the period January 1-March 31, 1951}, author = {John C. Rabbitt}, year = {1951}, doi = {10.3133/tei151}, url = {https://pubs.usgs.gov/publication/tei151}, note = {Source identifier: tei151} }