House of Ryberg, Thygesen & Co.
From Business Encyclopedia of the Oldenburg Monarchy
Merchant house based in Copenhagen.
1760s-1775 - The merchant house was operating under this name. A partnership between Ryberg, Niels; Thygesen, Emanuel; Blach, Oluf who died in 1767; later presumably his son, Blach, Christian Schaarup & possibly Cramer, Laurentius Johannes (alternatively another Johannes Cramer) (www.jmarcussen.dk)
