Alperna för upptagen telescope history Lunar yta disk Känsla
The Telescope and Tradition – Early Modern History in 28 Objects
History of the telescope - Pedro Ré's Astronomical CCD Imaging Page
Galileo and the Telescope | Modeling the Cosmos | Articles and Essays | Finding Our Place in the Cosmos: From Galileo to Sagan and Beyond | Digital Collections | Library of Congress
This Month in Physics History
History of Telescopes – Weatherby's Astronomical Musings