TY  - RPRT
TI  - Practices and results obtained with sample collectors for wagon-drill cuttings
AU  - E.D. Gordon
AU  - Charles Francis Withington
AU  - V.T. Dow
PY  - 1953
DO  - 10.3133/tei213
UR  - https://pubs.usgs.gov/publication/tei213
ID  - tei213
ER  -