[Note 1] This ship acted for much of its career as a fleet auxiliary captained by officers commissioned in the Royal Danish Navy.
[1][2][Note 2] Converted (or rebuilt) in 1740,[3] under Captain-Lieutenant Hans Christian Lund, she is described as a fleet merchant ship.
De Fire Søstre was a merchant ship designed by F M Krabbe and built at Nyholm naval dockyard, Copenhagen.
Built in Svendborg on the Danish island of Funen by Niels Hansen in 1791, this ship was rigged as a yacht with a single mast.
De Fire Søstre was initially owned jointly by two men, Rasmus Olsen of Skælskør and Hans Clausen Christensen of Marstal.