Stamped envelopes for other cities. This issue of special envelopes for municipal mail was produced by the Expedition for the Preparation of State Papers (EZBG) on the paper and in the format used by EZBG for the manufacture of envelopes for nationwide mail. All envelope flaps are rounded, and the top flap is rounded and gummed.
The mailing of out-of-town letters in envelopes of this issue was not permitted, even with additional payment up to the applicable rate.