Blank greetings card with envelope featuring:

Sir John Frederick William Herschel, 1st Bt NPG P660

© National Portrait Gallery, London

by John Jabez Edwin Mayall

As a daguerreotype, this is a unique image and is the earliest recorded photograph of Herschel. Linking one of photography's scientific pioneers with one of its leading early practitioners, J.J.E. Mayall, it is of outstanding importance in the history of photography in Britain.

Card size: 125mm x 175mm

Images are printed in their original proportions, within a white border.