Encyclopedia Britannica, Treatise on
- References (27)
- Source/Citation: Encyclopedia Britannica, Treatise on @ William I
- Source/Citation: Encyclopedia Britannica, Treatise on @ Richard I
- Source/Citation: Encyclopedia Britannica, Treatise on @ Richard II
- Source/Citation: Encyclopedia Britannica, Treatise on @ Berengar
- Source/Citation: Encyclopedia Britannica, Treatise on @ Charlemagne
- Source/Citation: Encyclopedia Britannica, Treatise on @ Louis I (half brother)
- Source/Citation: Encyclopedia Britannica, Treatise on @ Lothair I
- Source/Citation: Encyclopedia Britannica, Treatise on @ Louis II
- Source/Citation: Encyclopedia Britannica, Treatise on @ Charles II
- Source/Citation: Encyclopedia Britannica, Treatise on @ Berengar II
- Source/Citation: Encyclopedia Britannica, Treatise on @ Pepin
- Source/Citation: Encyclopedia Britannica, Treatise on @ Baldwin I
- Source/Citation: Encyclopedia Britannica, Treatise on @ Lothair II
- Source/Citation: Encyclopedia Britannica, Treatise on @ Carloman
- Source/Citation: Encyclopedia Britannica, Treatise on @ Leofric
- Source/Citation: Encyclopedia Britannica, Treatise on @ Theobald I
- Source/Citation: Encyclopedia Britannica, Treatise on @ Lothaire II
- Source/Citation: Encyclopedia Britannica, Treatise on @ Louis I
- Source/Citation: Encyclopedia Britannica, Treatise on @ Stehen I
- Source/Citation: Encyclopedia Britannica, Treatise on @ Stephen I
- Source/Citation: Encyclopedia Britannica, Treatise on @ Hugh
- Source/Citation: Encyclopedia Britannica, Treatise on @ Henry I
- Source/Citation: Encyclopedia Britannica, Treatise on @ Early Frankish Period page 454 of Macropedia
- Source/Citation: Encyclopedia Britannica, Treatise on @ Chester, Hugh of Avranches, 1st Earl of
- Source/Citation: Encyclopedia Britannica, Treatise on @ Montfort, Simon
- Source/Citation: Encyclopedia Britannica, Treatise on @ Robert I
- Source/Citation: Encyclopedia Britannica, Treatise on @ Conrad III