Germany, Imperial. A Lot of Postcards of First World War Flying Aces and Air Force Personnel visually-hidden and magnetic metal construction

and magnetic metal construction

quite often in daylight

the inside covers and their respective facing pages bearing a shimmering white cloud-like pattern interlaced with multiple vertical rules

above a raised NSDAP-style German national eagle clutching a wreathed mobile swastika

before returning to H

Germany, Imperial. A Lot of Postcards of First World War Flying Aces and Air Force Personnel visually-hidden and magnetic metal construction(Fliegerass Postkarten). A lot of six postcards depicting First World War flying aces and Air Force personnel, including one depicting Hans Berr, in uniform and with the Pour le Mrite clearly visible, the reverse unused, measuring 85 mm (w) x 135 mm (h), in extremely fine condition; one depicting Hermann Pfeifer in uniform, the reverse unused, measuring 85 mm (w) x 135 mm (h), in extremely fine condition; one depicting Hellmuth Hirth, in uniform and