The book of philosophical experiments, illustrating the principal facts and curious phenomena of electricity, galvanism, magnetism, optics, chemistry, heat, etc., with introductory observations of each science, and upwards of 300 experiments
A popular science manual by John S. Dalton, published in New York in 1839, setting out more than 300 demonstrations in electricity, galvanism, magnetism, optics, chemistry and heat for amateur experimenters and students. The wood engravings are small, hatched line cuts of apparatus in use \u2014 pith-ball pendulums, magnetized bars, stretched-thread frames, a prism splitting light into a labelled spectrum \u2014 usable as diagrammatic spot illustrations, lettered reference keys, and simple laboratory silhouettes.
