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"The original form of the mitre was that of the early papal tiara, i.e. a somewhat high conical cap. The stages of its general development from this shape to the high double—horned modern mitre are clearly traceable though it is impossible exact distinguish them in point of date." —Encyclopaedia Britannica

Mitre Evolution from 11th Century to Present Day

"The original form of the mitre was that of the early papal tiara, i.e. a somewhat high conical cap.…