32 books
Bulletin (Volume 32-43 )
Bulletin (Volume 116-127)
Bulletin (Volume 56-67)
Bulletin - Mining and Metallurgical Society of America (Volume 92-103)
Bulletin - Mining and Metallurgical Society of America (Volume 56-67)
Bulletin - Mining and Metallurgical Society of America (Volume 104-115)
Bulletin (Volume 137-143)
Bulletin (Volume 68-79)