The penalty for counterfeiting and forgery of banknotes (imprisonment at least two a long time) appeared to the upper right corner of the reverse of all 3rd sequence banknotes. Note Here is the write-up-1970 variant, that includes "Freiheitsstrafe" as opposed to "Zuchthaus". Regular security features at time have been guilloches, https://jimmyo531lwe0.bloggadores.com/profile