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 48 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.