T. A. O'Donahue · 3 obras en el catálogoObrasCColliery surveyingColliery surveying1896MMining formulae and their application .Mining formulae and their application .1914MMining Calculations for the Use of Students Preparing for thMining Calculations for the Use of Students Preparing for the Examinations for Colliery Managers Certificates Comprising Numerous Rules and Examples I
MMining Calculations for the Use of Students Preparing for thMining Calculations for the Use of Students Preparing for the Examinations for Colliery Managers Certificates Comprising Numerous Rules and Examples I