Vol. 237, Issue 4, 1939April 01, 1939 EDT
An Electric Counter for Thin-Section Analysis
An Electric Counter for Thin-Section Analysis
Cornelius Searle Hurlbut,
Hurlbut, C. S. (1939). An electric counter for thin-section analysis. American Journal of Science, 237(4), 253–261. https://doi.org/10.2475/ajs.237.4.253