Check out this contact printing with blueprint (diazo) paper and Windex window cleaner tutorial by Mark Gutierrez. Cool results, no darkroom or enlarger required, dead easy!
Read instructions at Instructables
Thanks to Seth for the heads-up!
Photo by Mark Gutierrez, Creative Commons Attribution-NonCommercial-ShareAlike 2.5 license
alt process, blueprint paper, contact printing, diazo paper, printing
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