Some decen stuff
Grahams 1970 estimated 650-950 per 8 pack
Noval Nacional 1970 estimated 3500-5500 per 10 pack
Grahams 1977 estimated 900-1400 per 12 pack
Fonseca 1994 estimated 1300-1900 4x 12 packs available
Taylor 1994 estimated 1100-1700 3x 12 packs available.
Upcoming Hart Davis auction 9/19 - 9/20
Upcoming Hart Davis auction 9/19 - 9/20
Disclosure: Distributor of Quevedo wines and Quinta do Gomariz