TY  - HOUR
T1  - Crushed stone and sand and gravel in the ... /
DA  - 1989-
CY  - Washington, DC :
CN  - I 28.118/4:
CN  - HD9585.S15
PB  - U.S. Dept. of the Interior, Bureau of Mines,
PP  - Washington, DC :
PY  - 1989-
N1  - Title from caption.
N1  - Imprint varies: Washington, D.C., 19  -<2nd quarter 1995>; Reston, Va., <4th quarter 1995->
N1  - Distributed to depository libraries in microfiche, <1989-2nd quarter 1995>
N1  - Not distributed to depository libraries in a physical form, <1996->
ID  - 139932
KW  - Aggregates (Building materials)
KW  - Crushed stone industry
KW  - Sand and gravel industry
TI  - Crushed stone and sand and gravel in the ... /
LK  - http://purl.access.gpo.gov/GPO/LPS2024
UR  - http://purl.access.gpo.gov/GPO/LPS2024
ER  -