Quote:
Originally Posted by dannat
old melbourne observatory has a dallmeyer refractor, a 4" photo-heliograph for taking solar pics, it was moved out in 1874 for the transit on venus in that year, there were 5-6 commissioned by the English at this time. it is in fact privately owned now but still in use at mebourne obsertavory for visual viewing [has a PST back on it]
think its the only version left in working condition, not sure if i have a pic, cost 364 pounds at the time
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Wow, interesting,- thanks for that, and what a great old instrument that would be. Worth a bit more now I expect...!
I'd read Dallmeyers company made high end equipment.