1 Oct 1865 to 31 Dec 1867, Prussian closed mail
Total due 153 öre
Double rate
letter. Prussia debited Sweden 28 1/2 silbergroschen equal to 198 öre
and Sweden charged the addressee 306 öre.
Litterature: XpoNAT IV Sweden
Postage Due Mail before 1892, Kersti Larsson and Bertil I. Larsson (2008)