https://www.instagram.com/__alineo?igsh=cGI5YzBocW45ZGFq
Fremgangsmåte: https://cyanotyp.es/technique/cyanotype-on-glass-history-processes-variations/?fbclid=IwAR1FXYTLNGAlt-dUOqwypCtbmA1CQ0A31JQhRN2UAyNgPVeKaYsYrQ3svho