Download or read book How come? How so? That's how things began written by R P Subramanian and published by The Energy and Resources Institute (TERI). This book was released on 2008-01-01 with total page 46 pages. Available in PDF, EPUB and Kindle. Book excerpt: Inventions have changed our world beyond imagination — from the simple mechanical clock to the television, telephone, computer, and microscope. Learn how it all began, where, when, and who were the pioneers in this book.