Model intended to show error adjustments in zodiacal light observation Product:Postcard A tent has been erected

A tent has been erected and a group of figures gather around a fire on the ice

Life in the Mirror Series

Mick Jagger and Charlie Watts

Richard Briers plays Tom Good

Printed: 'MAULL & POLYBLANK

Model intended to show error adjustments in zodiacal light observation Product:Postcard A tent has been erectedView of a model designed by Piazzi Smyth to demonstrate the use of his instrument for observing zodiacal light. Illustration from the unpublished paper 'Attempt to apply instrumental measurement to the zodiacal light', by Charles Piazzi Smyth. The paper was written or completed on 25 March 1848 and received by the Royal Society on 13 April. Original: ink on paper. 1848