Viterbo

4 makers. The earliest year printed is 1633, the latest 1775.

Every maker here has Viterbo in a printed line.

1600s

• 1633 Zentis
  Zentis, Hieronymus de. — Viterbo. 1633.

1700s

• about 1760 Rub, Aug. de
  RUB (Aug. de) — Viterbo circa 1760. Amateur who made violins not devoid of value.
• 1760 to 1775 Rub, August de.
  RUB, AUGUST DE.—Viterbo; circa 1760-75. His label states that he made his instruments for his
• 1763 Rub, Aug
  Rub (is?), Aug. (oder Ang.) de. — Viterbo. 1763. 1771.

The books that name them

• Die Geigen- und Lautenmacher vom Mittelalter bis zur Gegenwart, 1904
• Dictionary of Violin makers, Arnold Sewell, 1928
• Violin tone and violin makers, 1916

Some names appear twice under different spellings. Each is one book's spelling.