(1904 – 1948) Vintage German postcard with serrated edges “Grobverlag Ka-Ro-Ba-Ne”. The postcard front shows two car racing at the Nurburg-Ring Steilstrecke 27 degree part of the track. The words “Nurburg-Ring” and “27% Steilstrecke” are written on the postcard in the bottom corners. Signed by Nuvolari across the image. Some ink spill and wear. Rare in any form and quite special on this occasion.