Examination Questions for Certificates of Competency As Mine Inspector, Mine Foreman, Mine Manager, Fireboss, Hoisting Engineer, Etc. As Given by the State Examining Boards: Together with Answers
by
Anonymous
Paperback
details (
USA
).
ISBN: 978-1-142-99399-3
ISBN-10: 1-142-99399-X
Nabu Press
· 2010