WITH THIRTY ORIGINAL ILLUSTRATIONS.
[No. 8.—The S. & C. Series. Price 1/6 net.]
Electric Gas Igniting
APPARATUS
How to Install Electric Gas Igniting Apparatus, including
the Jump Spark and Multiple Systems for all purposes,
with Suitable Batteries and Wiring,
BY
H. S. NORRIE.
Author of "Induction Coils and Coil Making."
