Instruments
Links
Churches as Scientific Instruments
http://cis.alma.unibo.it/NewsLetter/090496Nw/Heilbron.htm
Solar observatories built into 17th and 18th century cathedrals.
Sir Martin Ryle - Nobel Lecture
http://www.nobel.se/physics/laureates/1974/ryle-lecture.html
Radio telescopes of large resolving power.
Virtual Museum of Measuring Engines
http://www.astro.virginia.edu/~afs5z/engines.html
The history of modern astronomical measurement, emphasis on instruments.
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.
Antique Telescopes
http://www.antiquetelescopes.org/
An overview with photographs of many lesser known telescopes typical of their time.