4 links
Adler Planetarium - Historical Collections
adlerplanetarium.org
Collection of instruments, past exhibitions, history department information.
Antique Telescopes
antiquetelescopes.org
An overview with photographs of many lesser known telescopes typical of their time.
Smithsonian Magazine - Stars in Their Eyes
smithsonianmagazine.com
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 Airy Transit Circle
bbc.co.uk
Describes the modernization of the Greenwich Observatory. From the BBC History series.
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