<p>Stamp of the German Empire; 1914/18; definitive issues for Mark-currency (so-called "war press", Imperial post office in Berlin without flags on the wing towers); postmarked in Haigerloch <i>(then: Kingdom of Prussia ("Hohenzollernsche Lande - Regierungsbezirk Sigmaringen - Oberamt Haigerloch"); contemporary: <a href="//commons.wikimedia.org/wiki/Category:Haigerloch" title="Category:Haigerloch">Haigerloch</a> in Baden-Württemberg)</i>, 1918<br><b>Stamp</b>: Michel: No. 94BII; Yvert &amp; Tellier: No. 92 (DR)<br><b>Color</b>: red<br><b>Watermark</b>: Germany No. 1 (rhombs)<br><b>Nominal value</b>: 1 Mark<br></p>
<b>Postage validity</b>: from 17 September 1915 until 31 October 1922 <div style="display: none;">date QS:P,+1950-00-00T00:00:00Z/7,P580,+1915-09-17T00:00:00Z/11,P582,+1922-10-31T00:00:00Z/11</div><br><b>Postmark</b>: <a href="//commons.wikimedia.org/wiki/Category:Haigerloch" title="Category:Haigerloch">Haigerloch</a> <i>(then: Kingdom of Prussia ("Hohenzollernsche Lande - Regierungsbezirk Sigmaringen - Oberamt Haigerloch"); contemporary: <a href="//commons.wikimedia.org/wiki/Category:Haigerloch" title="Category:Haigerloch">Haigerloch</a> in Baden-Württemberg)</i>, <time class="dtstart" datetime="1918-03-13" lang="en" dir="ltr" style="white-space:nowrap">13 March 1918</time><i>(two-circle postmark with passing through date fess, great size, 29 mm outer circle, with striped inner area)</i>
Deutsche Reichspost
scan of original