Siege of Paris

Quality: ✉

2 letters, 14 letter franked with Yv. n° 20 "5c. green" empire perforated + n° 37 "20c. blue" siège cancelled "étoile 12" from Paris to Lyon and other letter franked with n° 37 "20c. blue" cancelled with G.C.-2964" from Ponarlier Bienne/Switzerland, cancellation "AFFRANCHISEMENT INSUFFISANT", vf