Print. Twilight and afterglow effects at Chelsea, London. Nov 26th. 1883. / W. Ascroft del. ; Lith & Imp. Camb. Sci. Inst. Co. - [Final state]. - [Cambridge, 1888]. - Chromolithograph; 31x24cm. - Second frontispiece plate from: The eruption of Krakatoa, and subsequent phenomena. Report of the Krakatoa Committee of the Royal Society / ed. GJ Symons. - London, 1888. - Reproduces on one sheet, three pastel sketches by William Ascroft (1832-1914); No.4 About 4.40 pm, No.5 About 5.00 pm, No.6 About 5.15 pm.; printed to the artist's direction and including dark brown Rowney mount surround to originals, job requiring ten different stones, by the Lithographic Department of the Cambridge Scientific Instrument Company