75th Anniversary of Invention of Antonio Pacinotti's Dynamo (LXXV anniversario invenzione dinamo).
Description: Series of 2 stamps with identical subject. Impression 2.000.000
Date of issue: May 23, 1934. Valid up to June 30, 1935.
Antonio Pacinotti, who in 1861 developed the ring armature of the dynamo.
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Date created: 22/03/00 11:42:36