The Internet Archive discovers and captures web pages through many different web crawls.
At any given time several distinct crawls are running, some for months, and some every day or longer.
View the web archive through the Wayback Machine.
books.google.com - Popular Science gives our readers the information and tools to improve their technology and their world. The core belief that Popular Science and our readers share: The future is going to be better, and science and technology are the driving forces that will help make it better....https://books.google.com/books/about/Popular_Science.html?id=6CcDAAAAMBAJ&utm_source=gb-gplus-sharePopular Science