Hauksbee's experiments on light and phosphorus Size:L: 100 x 80cm Specimen of Galena (lead sulphide)

Specimen of Galena (lead sulphide) here termed 'sulphure of lead

in 1891 it transferred

View of the City of London School

Tower Bridge with bascules open

White Lion Court and White Lion Yard

Hauksbee's experiments on light and phosphorus Size:L: 100 x 80cm Specimen of Galena (lead sulphide)Figure 1 on this plate illustrates pp. 65 68, 'An Account of an Experiment, confirming the Production of Light by the Effluvia of one Glass falling on another'. Figures 2 5 illustrate section I, experiments I V (pp. 5 16), 'An Account of several Experiments on the Mercurial Phosphorus'. Plate III from Physico mechanical experiments on various subjects, by Francis Hauksbee (London, 1709), presented to the Royal Society by the author on 26 October 1709.