Countermark Crowned G on Great Britain 1 Shilling, KM#607: older laureate and cuirassed bust of King George III right, legend around.
Obverse script
Latin
Obverse lettering
G
GEORGIVS·III · DEI·GRATIA· (Translation: George the Third by the Grace of God)
Reverse description
Remaining design from original coin: cruciform shields with large Garter star central, crowns in angles, date below, legend around.
Reverse script
Latin
Reverse lettering
•M•B•F•ET•H•REX•F•D•B•ET•L•D•S•R•I•A•T•ET•E•
1787 (Translation: King of Great Britain, France and Ireland Defender of the Faith Duke of Brunswick and Lueneburg Arch Treasurer and Elector of the Holy Roman Empire)