Dear colleagues, I wish to warn at once, that I badly understand in stamps of France of the early period.Recently to me has got block of four stamps of France in a fine condition.Help to define authenticity of these stamps.

Thank you for the help to all colleagues.

Forsam.

Hello, perhaps ,you could open french site and ask for an answer ,
under the heading of stamps. This french heading is very active and
full of specialists !!!!
sorry for my bad english, but im french!
good evening J.A.