The Frank Rose rarity scale for chopmarked coins

UNIQUE (1 EXISTS)

Hawaii – Dala
Russia – 25 Kopeks
Russia – Rouble

EXTREMELY RARE (2 TO 5 EXIST)

Argentina – 8 Reales 1826
Australia – Half Sovereign 1862
China – Dollar Birds over Junk
China – All Minors with English letter chops unless rated otherwise
Great Britain – Sovereign
Great Britain – 8 Reales w/oval George III counterstamp
Great Britain – Florin
Hong Kong – Cent
Japan – All minors unless rated otherwise
Korea – 5 Yang
Mexico – Escudo 1814
Mexico – 8 Reales Iturbide
Mexico – 8 Reales Maximillian 1866
Mexico – Peso Caballito
Mexico – 4 Reales 1736
Papal States – Scudo 1684
Holland – 3 Gulden
Holland – Guilder 1794
Mauritius – 20 Cents
Els Salvador – Peso 1892
Spain – Half Escudo 1758
Tibet _ Srang 1909
U.S.A. – Double Eagle 1904-S
U.S.A. – Eagle 1900
U.S.A. – Bust Dollar
U.S.A. – Barber Half Dollar 1914-S
U.S.A. – Liberty Seated Quarter 1839
U.S.A. – Capped Bust Dime 1836
U.S.A. – Large Cent 1855
U.S.A. – Indian Head Penny 1875

VERY RARE (5 TO 10 EXIST)

China/Fukien – 20 Cents Crossed Flags
Great Britain – All minors unless rated otherwise
Holland – 2 ½ Gulden
Holland – Half Ducaton
Mexico – Cobs with dates and readable chops
Philippines counterstamp – Peru 8 Reales 1828
Philippines – Peso 1897
Mexico Cob - 4 Reales with Sumanep counterstamp
Mexico – 8 Reales 1798 with Sumanep counterstamp
U.S.A. – Seated Liberty Dollar 1849
U.S.A. – Bust Half dollar 1808
U.S.A. – Columbian Exposition Half Dollar

QUITE RARE (10 TO 25 EXIST)

Austrain Netherlands – Thaler 1796
Burma – Peacock Rupee 1852
Mexico – Cobs with dates and unreadable chops
Spain – 20 Reales 1862/62

RARE (25 TO 100 EXIST)

Argentina – 960 Reis
Austria – Maria Theresa Thaler
Bolivia – 2 Reales 1780
Cambodia – Tical 1847
China/Hupeh – Dollar with English letter chops
China/Szechuan – Dollar with 18 circles
France – Ecu de 6 Livres
France – 5 francs
Holland – all unless rated otherwise
Hong Kong – All minors unless rated otherwise
India – Rupee 1840
Mexico – Cobs without dates and unreadable chops
Mexico – all colonial minors unless rated otherwise
Mexico – all cobs except those rated otherwise
South Peru – 8 Reales 1838
Peru – all minors unless rated otherwise
Philippines counterstamp – all unless rated otherwise
Siam – All copper coins unless rated otherwise
U.S.A. – All minors unless rated otherwise

SCARCE (100 TO 500 EXIST)

All Central & South American with English letter chops
China – all Crowns with English letter chops unless rated otherwise
Great Britain – 3 Shilling bank Token George III
Japan – Yen Meji 3
Mexico – 8 Reales balance scale
Peru – 8 Reales 1822 with 1824 counterstamp
Philippines counterstamp – Peru 8 Reales standing liberty
Philippines counterstamp – Peru 8 Reales Bust
Siam – Tical 1876-1907
U.S.A. – Seated liberty Half dollar

NOT COMMON, BUT NOT SCARCE (IN-BETWEEN)

Spain – all minors unless rated otherwise

COMMON (500 OR MORE EXIST)

China – Dollar no birds over junk
China/Hsien – Large coppers 67.6mm & smaller
China – all minors unless rated otherwise
China – Yuan Shih Kai Year 3
French Indo-China – Piastre
Great Britain – Trade dollar
Hong Kong – Dollar
Mexico – 8 Reales Pillar Dollar
Mexico – 8 Reales Bust
Mexico – 8 Reales Cap & Rays
Peru – 8 Reales Bust
Peru – 8 Reales Standing Liberty 1840
U.S.A. – Trade Dollars vary upward in rarity