Now showing: Denmark - Postage stamps (1910 - 1919) - 4 stamps.
3. May WM: 4 Sheetsize: 50 Design: Gerhard Heilmann. Engraving: H. H. Thiele, Copenhagen. Perforation: 14 x 14½
![[Central Post Office in Copenhagen - Different Watermark, type R1]](https://www.stampworld.com/media/catalogue/Denmark/Postage-stamps/R1-s.jpg)
17. July WM: None Design: Philip Christian Batz. Engraving: H. H. Thiele, Copenhagen.
![[Royal Emblem Surcharged, type U]](https://www.stampworld.com/media/catalogue/Denmark/Postage-stamps/U-s.jpg)
![[Royal Emblem Surcharged, type V]](https://www.stampworld.com/media/catalogue/Denmark/Postage-stamps/V-s.jpg)
2. August WM: 4 Sheetsize: 100 Design: Christian Danielsen & Gerhard Heilmann. Engraving: H. H. Thiele, Copenhagen. Perforation: 14 x 14½
![[King Christian X, type S8]](https://www.stampworld.com/media/catalogue/Denmark/Postage-stamps/S8-s.jpg)