^De Salis Family : English Branch, by Rachel Fane De Salis, Henley-on-Thames, 1934.
^From Home Office notes made 21 May 1930 by A. J. Eagleston: 'Count de Salis, Count of the Holy Roman Empire, created 12th March, 1748.
Date of Licence.—4th April, 1809.
Grantee.—Jerome de Salis.
Limitation of Licence.—Limited to the grantee and those of his family being subjects of the Realm.
Remarks.—By origin the de Salis are a Swiss noble family from the Grisons. In the early 18th century, Peter de Salis was Imperial Ambassador in England, and was given the Countship, presumably for his diplomatic services. His son was naturalized in England.'