Instruments
Links
Adler Planetarium - Historical Collections
http://www.adlerplanetarium.org/history/
Collection of instruments, past exhibitions, history department information.
Antique Telescopes
http://www.antiquetelescopes.org/
An overview with photographs of many lesser known telescopes typical of their time.
Caltech Astronomy - History
http://www.astro.caltech.edu/observatories/palomar/history/
The telescopes at Mt. Wilson and Palomar.
Churches as Scientific Instruments
http://cis.alma.unibo.it/NewsLetter/090496Nw/Heilbron.htm
Solar observatories built into 17th and 18th century cathedrals.
Important Astronomers, their Instruments and Discoveries
http://seds.lpl.arizona.edu/billa/psc/hist1.html
From the merket to the reflecting telescope in three pages.
Sir Martin Ryle - Nobel Lecture
http://www.nobel.se/physics/laureates/1974/ryle-lecture.html
Radio telescopes of large resolving power.
Smithsonian Magazine - "Stars in Their Eyes"
http://www.smithsonianmag.si.edu/smithsonian/issues01/oct01/refractors.html
The exquisite telescopes crafted by Alvan Clark and his sons helped make the last half of the 19th century a golden age of astronomy.
The 28-inch Photo-visual Refractor
Exhibition from the Royal Observatory, Greenwich, that explains the history of this telescope via words and archive photographs.
The Airy Transit Circle
http://www.bbc.co.uk/history/discovery/revolutions/airy_george_01.shtml
Describes the modernization of the Greenwich Observatory. From the BBC History series.
The Antique Telescope Society
http://www1.tecs.com/oldscope/
Historical documents, galleries and information on maintaining and restoring old telescopes.

