Oh, leave it to the most capable Larry Schuknecht, adept curator & custodian of Dietrich Apel's website to have the info for review:

http://www.germanhuntingguns.com/wp-content/uploads/2016/08/E-2-Nr.4-Dreyse-Publisher-2.pdf

Lith Anst v. C. Welzbacher, Darmstadt

Cheers,

Raimey
rse