Papers.
Contributors: National Coal Association.; Coal Conference & Expo (2nd : 1975 : Louisville, Ky.)
Publisher: National Coal Association
Published: 1975
Place of publication: Washington
Language: eng
Subjects: Strip mining -- Congresses.; Reclamation of land -- Congresses.
Genres: Congresses.
Notes: "The Third Symposium on Surface Mining and Reclamation is an integral part of the NCA/BCR Coal Conference and Expo II."

"Sponsored by National Coal Association."