Type
Date, Inscription, EngravingLocation
On the body of the lamp.Transcription
Lampe Olympe
Garantie
Veritable
Inexplosible A L'essence Minerale
Toute Lampe Olympe Veritable Doit Porter Comme Marque De Fabrique Cinq Anneaux Graves Sur Le Corps Et En Haut Deux Anneaux Frappes Sur Le Bec
Securite Marqul
Absolue DeposeeLanguage
FrenchTranslation
Olympe Lamp
Guaranteed
Genuine
Non-Explosive with Mineral Oil
Every genuine Olympe lamp must bear as its trademark five rings engraved on the body and two rings stamped on the burner.
Registered Trademark
Absolute SafetyNotes
There is a five rings symbol, where there are two on top with three on the bottom, all of which connected. There is also a date on it, which is 1860.