LSE4103219 Telescope by Friedrich Wilhelm Herschel (1738-1822) - in 'L'energie, ses transformations, ses applications', by Arnould, ed. Quillet, 20th century by French School, (20th century); Private Collection; (add.info.: Telescope by Friedrich Wilhelm Herschel (1738-1822) - in ??s??? L?'energie, ses transformations, ses applications???, by Arnould, ed. Quillet, 20th century); Photo ?? Leonard de Selva; French, out of copyright.