Official form "ΑΠΑΙΤΗΣΙΣ ΑΠΟΔΕΙΞΕΩΣ ΠΑΡΑΛΑΒΗΣ" (Proof or receipt) dated "Εν Πειραιει τη 16 Μαρτίου 1844", negative cachet "ΕΠΙΣΤΑΣΙΑ ΤΟΥ ΤΑΧΥΔΡΟΜΕΙΟΥ ΠΕΙΡΑΙΩΣ", arr. "ΑΙΓΙΝΑ" (type I). Form filled by Alexabdros Contostavlos, alter Minister of Finance. Very fine.