Obverse: Spread Eagle wearing crown, engravers initials on sides of (F).
Obverse legend: G (F) B
Reverse: Denomination in two lines, numeral "one" written in Roman letter "I," rosettes on sides of "I", date below, rosette at the bottom.
Reverse legend: * I * HELLER 1821 *
Edge: Plain
Denomination: 1 Heller
Country: Free imperial city of Frankfurt (German States)
Year: 1821
Metal: Copper
Weight ±: 1.31 g
Diameter ±: 19 mm
Authenticity unconditionally guaranteed!