1868, Switzerland: Napoleon III Laureate, 20c blue on bluish, good to enormous margins all round, tied by PB in lozenge on folded letter datelined Mulhouse le 14 Oct 1861 , bearing PARIS A BALE (Basel) 15 OCT 61 c.d.s., on reverse Paris transit, red BUREAU FRANCAIS A BALE 15 OCT 64 c.d.s. and LYON receiver, Calves handstamp. (Katalog-Nr.: Yvert 29A)