State of the art of subsidence control
By: by General Analytics, inc., project no. 73-182 ; investigators, R. E. Gray ... [et al.] ; prepared for Appalachian Regional Commission and Department of Environmental Resources, Commonwealth of Pennsylvania, contract no. EER-119.
Contributors: Gray, R. E.; Appalachian Regional Commission.; Pennsylvania. Dept. of Environmental Resources.
Publisher: General Analytics
Published: 1974
Place of publication: Monroeville, Pa
Language: eng
Number of pages: 156
Subjects: Mine subsidences.
Notes: Includes bibliographies and indexes.
"Final report: report ARC-73-111-2550."