Originally Posted by jp498
You can toss it in the freezer to make it keep. You should be able to do cyanotypes this time of year; it will just take twice as long. You might try that paper before coating a whole book of it too.
I'm not really worried about exposure time being twice as long. It's just that the sun will set around 4:30 today (damn daylight savings).
tip: google 'time of dusk today' and google will tell you what time dusk will be in your area
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