Italy 1925 - Envelope from Livorno to Rome on the occasion of the Philatelic Congress, bearing the event's

Spectacular mixed franking comprising two Michetti stamps c. 7.5/85 (large numerals) + rare Floral pair c.25/45, issued in 1924, on a cover sent from Livorno to Rome for the Livorno Philatelic Congress of 1925, regularly canceled with the event’s postmark + guller "XII CONGRESSO FILATELICO", on the left an erinnofila congress label. Signed Chiavarello. Arrival postmark on the back, cat. 600 €.