Russian Hill Bookstore - We are starting to find some awesomely esoteric stuff in the attic! Example .... very rare KILNASCRENE Clairvoyance goggles, in original box with instruction manual, made by the
Finding Truth Under the Serenity Tree - DICYANIN DYE — In the 1920's a scientist named Walter Kilner experimented with a dark blue chemical dye called 'dicyanin', which he poured into a