Legras bottle for the Ets Blanchard & Cie form barrel for universal exhibition of Paris 1878

Legras bottle for the ets blanchard & cie de rochefort sur mer in barrel shape for the universal exhibition of paris 1878. Gold medal at the universal exhibition in paris in 1878. It is made of transparent glass but reacts to the wood lamp so has a little uranium in its composition (ural) -see photo. Dimension: 21.5 cm high by about 13 cm wide in good general condition.