US$ 15.30
Daily Mirror Blackpool Week
'The Reformers' Dinner'
Cottage in Hyde Park
Poster advertising Peugeot bicycles
16th June 1982
Unequal refrangibility of two differently coloured lights Size:Standard: 14.8 x 10.5cm Daily Mirror Blackpool WeekExperiment to demonstrate the unequal refrangibility of two differently coloured lights, an illustration of Newton's first proposition, "Lights which differ in colour differ in refrangibility". From Contributions to solar physics, by J Norman Lockyer (London, 1874). Original: engraving. 1874
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