Colours of double stars Product:Postcard This specimen was brought back

This specimen was brought back from the Royal Society Halley Bay Expedition in 1956

Interior of the shop of Pellatt & Green

' The plate is inscribed: 'May

An illustration of how the world would look like if centaurs still existed

when Her Majesty took the Private View of the Fancy Fair in aid of foreigners in distress

Colours of double stars Product:Postcard This specimen was brought backColour chart for the classification of double stars by optical astronomy. Plate from Sidereal chromatics; being a re print, with additions, from the 'Bedford cycle of celestial objects,' and its 'Hartwell continuation,' on the colours of multiple stars by William Henry Smyth (London, John Bowyer Nichols and Sons, 1864). The plate carries no artist or printer credits. The chart omits shades between white and pale yellow as being 'unfit for