TY  - RPRT
TI  - Construction materials in Graham County, Kansas
AU  - Frank E. Byrne
AU  - Vincent Bruce Coombs
AU  - Claude Williard Matthews
PY  - 1951
DO  - 10.3133/cir51
UR  - https://pubs.usgs.gov/publication/cir51
ID  - cir51
ER  -