Lightning conductors and lightning guards : a treatise on the protection of buildings, of telegraph instruments and submarine cables, and of electric installations generally, from damage by atmospheric discharges / Oliver J. Lodge
Manuel de l'ingénieur / Hütte; trad. L. Desmarest
La pratique des essais commerciaux : et industrieles matières minérales / Georges Halphen
Practical dynamo-building for amateurs / Frederick W. Walker
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