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Antique Telescopes - http://www.antiquetelescopes.org/
An overview with photographs of many lesser known telescopes typical of their time. |
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Churches as Scientific Instruments - http://cis.alma.unibo.it/NewsLetter/090496Nw/Heilbron.htm
Solar observatories built into 17th and 18th century cathedrals. |
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Virtual Museum of Measuring Engines - http://www.astro.virginia.edu/~afs5z/engines.html
The history of modern astronomical measurement, emphasis on instruments. |
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The 28-inch Photo-visual Refractor - http://www.nmm.ac.uk/server.php?request=setTemplate:singlecontent&contentTypeA=conWebDoc&contentId=354&navId=005001004
Exhibition from the Royal Observatory, Greenwich, that explains the history of this telescope via words and archive photographs. |