"Electricity is entering our everyday life to an ever increasing extent, & the end is not in sight, for new experiments are taking place daily. This book is an attempt to explain this agent of mankind & to present its laws & uses in a manner that can be readily understood. The apparatus & experiments described have all been constructed & carried out by boys, & their problems & questions studied. Mr. Alfred Morgan in the original edition, aimed at making the boys "do something" if possible to create special apparatus which would lead to definite results. This purpose has been maintained by Mr. Sims M.I.E.E., in the various revisions he has made in order to bring about contemporary electrical developments within the scope of the work..." Size: 180mm - 250mm. 322 pages. Old bookshop stamp on front endpaper. Slight foxing front/rear pages, but body of book mostly clean and unfoxed. Dust jacket has numerous chips and tears as well as some marking. Dust Jacket price-clipped. Covers have some shelf-wear as well as some bumping to corners and extremities. Quantity Available: 1. Shipped Weight: Under 1 kilogram. Category: Crafts & Hobbies; Engineering, Industrial, Trade. Pictures of this item not already displayed here available upon request. Inventory No: 19567.