Optimize industrial performance and operational efficiency with Work Study: Motion & Time Study by esteemed author O.P. Khanna, published by Dhanpat Rai Publications. This widely respected engineering textbook offers an in-depth, structured exploration of method study and work measurement techniques designed to streamline human work systems and maximize resource utilization. The text comprehensively details motion economy principles, process charting, micro-motion analysis, time-study methodologies, allowance computations, and ergonomics. Packed with clear industrial schematics, detailed tables, and real-world case studies, it is an essential academic guide for industrial, production, and mechanical engineering students, as well as a vital handbook for operations managers seeking to minimize waste and boost productivity.