Series 7. Subjects, undated

This series include company directives; management guides; pamphlets; memoranda files and bidding instructions; photographs of mining engineers, mine operations, and the surrounding landscape; maps, plans, and drawings pertaining to engineering, air circulation, and auger mining, among other mining techniques; procedures and equipment used by Island Creek, Pond Creek Pocahontas, and Marianna Smokeless Coal Companies. There are also maps, drawings and plans regarding the inventions of F.C. Menk.