584260 Fires in theatres: Professor Pepper\'s demonstrations at Sadler\'s Wells Theatre (engraving) by English School, (19th century); Private Collection; (add.info.: Fires in theatres: Professor Pepper\'s demonstrations at Sadler\'s Wells Theatre; (1) Incombustible Scenary; (2) Methor of extinguishing a fire; from The Graphic, 27 January 1877); Look and Learn / Peter Jackson Collection; English, out of copyright.