Letter sheet

A folded letter is a folded sheet of paper from a letter and represents the original form of this shipment dar. folded letters were common, when there were no separate envelopes. The paper is often composed of a folded double Faltbriefbogen, outside and inside of the address for the letter text. The sheet was folded for shipping on letter size, inserted into each other, addressed and mostly sealed.

The Eichstätt- letter with a block of six from all ones black

For colored Mulready envelope as a postal

Faltbrief the Forerunner of 1628