Watch List notes:

FRANCE, Le Gouvernement de la Défense Nationale. 1870-1871. Æ Medal (50.5mm, 65.22 g, 12h). Aerial Communications During the Siege of Paris. By C. Degeorge. Dually dated 1870 and 1871 (though struck 1876). Paris seated left on cannon, realising dove to left; view of Notre Dame in right background; balloon in sky to right / MINISTÈRE DE LA GUERRE, pigeon loft with pigeon alighting left at entrance; three additional pigeons above; ribbons and olive branches around; fortifications of Paris in background; in exergue, COMMUNICATIONS? AÉRIENNES. Collignon, Guerre 317. EF, spotting, scratch.