TY  - RPRT
TI  - An application of spectrographic microphotometric scanning
AU  - Claude Lamont Waring
AU  - Mona Frank
AU  - A.M. Sherwood
PY  - 1954
DO  - 10.3133/tei444
UR  - https://pubs.usgs.gov/publication/tei444
ID  - tei444
ER  -