[Science] Broadside for Lectures on Electricity, Galvanism, Electro—Magnetism & Pneumatics. West Hartlepool: J. Proctor, 1852. Letterpress broadside bearing a large woodcut depicting a lightning strike, for a series of scientific lectures accompanied by displays of “meteoric phenomena” by Mr. W. Richardson. 22 ½ x 18”. Linen backed. Ragged and soiled bottom edge, folds, scattered minor losses.