In the city of San Fratello, Sicily, ?–20ᵗʰ century, a unit of mass = 5 rotoli, about 3.97 kilograms.
Arthur E. Kennelly.
Vestiges of Pre-Metric Weights and Measures Persisting in Metric-System Europe, 1926-1927.
New York: The Macmillan Company, 1928.
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