Emil R. Retzlaff
Emil R. Retzlaff was a major shipping company founded in Stettin, (now Szczecin) in 1898.{{cite web |last1=Pust |first1=Hans-Jörg |title=Retzlaff Ships 1899 - 1931 |url=http://www.pust-norden.de/Retzlaff_Schiff_Details.pdf |website=www.pust-norden.de |publisher=Hans-Jörg Pust |accessdate=2 June 2019}} The company went bankrupt in 1931.
File:House Flag of Emil R. Retzlaff.svg of Emil R. Retzlaff]]
The business was also involved with the shipbuilders Ostseewerft AG. The company flag consisted of a blue saltire on a white background. The initials E, R and R, also in blue, were placed in the 2nd, 3rd and 4th quarters of the saltire.{{cite web |title=Emil R. Retzlaff (German Shipping Company) |url=https://fotw.info/flags/de~err.html#err |website=Flags of the World |publisher=Flags Of The World website |accessdate=2 June 2019}}
Ships
- Chilean ship Micalvi, originally Bragi built by Ostseewerft AG for Emil R. Retzlaff in 1925. Currently a restaurant and museum ship in Puerto Williams.On Deck sailing [http://blog.mailasail.com/ondeck/10 Puerto Williams]
- SS I P Suhr, originally Siegmund built by Ostseewerft AG for Emil R. Retzlaff in 1926. Sank off Sandhammaren, Sweden in 1950.{{cite web |title=Ida-Ivigtut |url=https://mfs.dk/wp-content/uploads/2016/06/Ida-Ivigtut.pdf |website=mfs.dk |publisher=Maritime Museum of Denmark |accessdate=2 June 2019}}