The attest was signed by Johann Krzenowsky (1769-1834), the regiment doctor of the 1st Kaiser Infantry Regiment in 1810. A 1831 copy in the Franz Gebell archive was attested by Anton Matzak von Ottenburg (+ 1862), in 1831 oberleutnant of the Baron Palombini Regiment. NML Medical Museum Document Collection, 513/67/5.