Electricity For Boys (Paperback) - A Working Guide, In The Successive Steps Of Electricity, Described In Simple Terms, With Many Original Illustrations
Practical Mechanics for Boys: In Language Which Every Boy Can Understand, and So Arranged That He May Readily Carry Out Any Work from the Instructio (Hardcover)
Electricity For Boys (Hardcover) - A Working Guide, In The Successive Steps Of Electricity, Described In Simple Terms, With Many Original Illustrations