Spectra from light shone through prisms Size:L: 80 x 60cm He is holding a sheet

He is holding a sheet of paper liberally inscribed with i and me

one of whom is mopping his forehead

Bobby Kennedy

'Twas post meridian half past four''

which was to raise funds for the new tuberculosis hospital at Brompton

Spectra from light shone through prisms Size:L: 80 x 60cm He is holding a sheetOptical diagrams showing light shone through prisms and the resulting spectral patterns. Four figures numbered 7 8 and 17 18. Plate 3 from the monograph 'Merkwurdige phanomene an und durch verschiedene prismen: zur richtigen wurdigung der Newton'schen und der von Gothe'schen farbenlehre', [Remarkable phenomena at and through different prisms to correct Newton's and Goethe's theories of colours] by Johann Friedrich Christian Werneburg (Nuremberg,