O'Donahue, T.A. Mining calculations : for the USE of students preparing for the examinations for colliery manages' certificates : comprising numerous rules and examples in arithmetec, algebra, and mensuration / "by T.A. O'Donahue, M.E., F.G.S., editor of ""Mining enoineering"" pirst-class certicated colliery manager member of the north of England institute of mining engineers author of ""Colliery surveying"", ""The colliery engineers' pocket book"", etc."; T.A. O'Donahue .— Second edition - revised .— : Crosby Lockwood and Son, 1904 .— 217 с. — Lang: eng .— URL: https://rucont.ru/efd/95230 (дата обращения: 17.07.2024)