3 Kreuzer black on yellow, type I, cancelled by mute, large millwheel postmark from Tuttlingen, 25 mm exterior postmark diameter, in blue endorsing ink, on all sides full margins stamp on small letter piece, strike of a postmark on the letter piece turning into, very fine, expertized Hederer, certificate Dr. Friedrich Hederer, rare offered postmark version on Wuerttemberg stamps, there only from 19.5. to 14.7.1852 possible, Michel 1.200.-