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marthav | 4 spectra |
August 11th; started with blank white page and then did cherry juice, cherry juice with vinegar and then cherry juice with ammonia
marthav | 1 spectra |
only sunlight. Did not calibrate. Perhaps this was wrong. should have done a sun only calibration
marthav | over 5 years ago
marthav | almost 6 years ago
marthav | about 6 years ago
marthav | over 6 years ago