1. The lighting of underground mines
Author: Donald A. Trotter,Title
Library: Central Library of Imam Khomeini International University of Qazvin (Qazvin)
Subject: Mine lighting
Classification :
TN
.
T72
301
1982
2. The lighting of underground mines
Author: Trotter, Donald A.
Library: Central Library and Documentation Center (Kerman)
Subject: ، Mine lighting
Classification :
TK
3248
.
T7
1982
3. The lighting of underground mines
Author: / [by] Donald A. Trotter
Library: Library of Campus2 Colleges of Engineering of Tehran University (Tehran)
Subject: Mine lighting
Classification :
TN
301
.
T72
1982
4. The lighting of underground mines
Author: TROTTER,DONALD A
Library: Central Library of Amirkabir University of Technology (Tehran)
Subject: MINE LIGHTING
Classification :
TN
301
.
T72
5. The lighting of underground mines
Author: / [by] Donald A. Trotter
Library: Tehran University, technical faculty libraries 1 (Tehran)
Subject: Mine lighting
Classification :
TN
301
.
T72
1982
6. Underground lighting in mines
Author: ROBERTS,ALBERT
Library: Central Library of Amirkabir University of Technology (Tehran)
Subject: MINE LIGHTING
Classification :
TN
309
.
R6
7. Underground lighting in mines, shafts, and tunnels
Author: / by A. Roberts
Library: Tehran University, technical faculty libraries 1 (Tehran)
Subject: Mine lighting
Classification :
TN
309
.
R6
8. Underground lighting in mines, shafts, and tunnels
Author: / by A. Roberts
Library: Library of Campus2 Colleges of Engineering of Tehran University (Tehran)
Subject: Mine lighting
Classification :
TN
309
.
R6
