Molloy, E. Drilling and Grending Including a Section on the Micrometer and Vernier Caliper a Practical Guide for Machine Tool Operators Sotters Charge Hands Foreman and All Interested in Engineering Production - London : George Newnes, 1941 - 104 p. : ill Subjects--Topical Terms: Drilling and BoringGrinding and Polishing Dewey Class. No.: 621.952 / MOL