D.J. Steele, HB, 70pp, Virtue and Company Ltd (first edition 1969)

This book is intended to be of value to those studying for the Higher National Diploma and the Higher National Certificate in Mining and for the examinations of the Institution of Mining Engineers and the Association of Mining Electrical and Mechanical Engineers and to candidates for Mechanical Technicians Certificates. It will be very useful to all personnel concerned with mining machinery including officials, students, teachers and industrial technicians.