Supporting research record
Castilian blanca, 1497 reform standard
Billon denomination in the 1497 rating; not all earlier blancas.
A coin/specimen or inherited label alone is not an adjudicated account-unit currency.
Currency profiles
Evidence & research notes 2 claims
Billon denomination in the 1497 rating; not all earlier blancas.
Supported C336
The 1497 reform summary rates a real at 34 maravedís, a ducado at 375, and a blanca at one-half.
Iván Rivero Hernández; Historia Mexicana 73(2), 2023 · El oro y los “pesos de oro” en los inicios de Nueva España. Una propuesta de reinterpretación Citation S171 · Open source ↗
paragraph immediately following Table 1
Source access and limitations
1497 summary depends on cited numismatic scholarship; original pragmática still needs inspection.
Pre-mint gold pesos vary by mass and purity.
Supported C369
Rivero Hernández’s 1497 summary distinguishes the disappearance of older gold types from continuation of the real and blanca.
Iván Rivero Hernández; Historia Mexicana 73(2), 2023 · El oro y los “pesos de oro” en los inicios de Nueva España. Una propuesta de reinterpretación Citation S171 · Open source ↗
1497 pragmática discussion preceding Table 1
Source access and limitations
1497 summary depends on cited numismatic scholarship; original pragmática still needs inspection.
Pre-mint gold pesos vary by mass and purity.