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The First 100 Years
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Instruments
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Blink comparator
Views: 3765
Blink comparator
Views: 3875
Lyndsay Smith at the blink comparator
Views: 4603
Lyndsay Smith at the blink comparator
Views: 4241
Hogg photometer, 1974
Views: 3511
Zeiss spectrometer
Views: 3514
Two-channel polarimeter
Views: 3698
Two-channel polarimeter, 1964
Views: 3192
Two-channel polarimeter, 74"
Views: 3312
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Instruments
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