Manida Vayvvi Matri Ameytha Kand Pudiparwargal (TAMIL) Inventors who Revolutionised our Lives

Author: K V Gopalakrishnan
Publisher: National Book Trust
Year: 2010
Language: Tamil
Pages: 216
ISBN/UPC (if available): 9788123753959

Description

This book carries biographical sketches of some of the great inventors who displayed tenacity of purpose by hard work and confidence in their abilities before achieving recognition for their discoveries.