Description
Read Books Mining Calculations for the Use of Students Preparing for the Examinations for Colliery Managers Certificates 2010 Edition by T. A. O'Donahue
This work was designed for students preparing for the Examinations for Colliery Managers' Certificates and as such is valuable as a book of reference for all those with an interest in mining. Contents Include: Preliminary; G.C.M. and L.C.M.; Vulgar Fractions; Decimal Fractions; Tables, etc.; Reduction; Miscellaneous; Practice; Proportion; Averages; Percentages; Involution and Evolution; Algebra - Preliminary; Addition; Subtraction; Multiplication; Division; Simple Equations; Problems; Mensuration - General Rules; Ventilation; The Produce of Coal Seams; Hydraulics; Brick and Brickwork; Gradients; Miscellaneous. This book contains classic material dating back to the 1900s and before. The content has been carefully selected for its interest and relevance to a modern audience.