Vellum (parchment)

Italy, ca. 1400.
MS B.55
Probably England, between 1465 and 1469.
MS B.30

Netherlands, ca. 1486.
MS B.4
England, between 1400 and 1430.
MS B.17

East Anglia, England, between 1400 and 1450.
MS B.21

Milan, Italy, between 1425 and 1450.
MS B.6
San Blasio, Veneto, Italy, April 2, 1447.
MS B.49
Tuscany, Italy, 15th century.
MS B.52

Tuscany, Italy, February 3, 1400.
MS B.53
England, ca. 1400.
MS B.39