Greeting card illustrating a spectra diagram created by William Allen Miller. Printed in England on a light cream, 300gsm carbon-neutral Italian paper, made from 100% recycled post-consumer waste.

Adapted from the chromolithograph Spectra of Daylight Through Coloured Glass & Vapours (1845). Miller also studied the spectrum of starlight and was one of the first scientists to determine what stars are made of.

All our greeting cards are 170mm x 120mm (approx. 5” x 7”) and blank inside, individually wrapped in a compostable wrapper made from plants, with a 100% recycled, 110gsm kraft envelope.