US$ 62.95
London Published Jan 1st
at the bottom of the Great Depression
Colours observed within layers of mica (figures a-f) with concentric circles of sixteen colours based upon Isaac Newton's observation of colours produced at the contact of two telescope object-glasses (figure g)
A family at the seaside
Portrait of Augustin Pyramus de Candolle Product:Greetings card London Published Jan 1st
US$ 62.95
US$ 157.95
US$ 2150.00
US$ 67.34
US$ 64.69