1857 ONE CENT -

 FLYING EAGLE Mintage: Circulation strikes: 17,450,000 Proofs: estimated 500 Designer: James Barton Longacre (using Christian Gobrecht's eagle design) Diameter: ±19 millimeters Metal content: Copper - ±88% Nickel - ±12% Weight: ±72 grains (±4.7 grams) Edge: Plain Mintmark: None (all examples of this date and type were struck at Philadelphia)
 

1858 ONE CENT -

 The "Large Letters" designation refers to lettering on the obverse . On the Large Letters variety, the letters A and M of AMERICA touch each other, whereas on the Small Letters variety, they are clearly separated. The Flying Eagle Cents of 1856 and 1857 are of the Large Letters variety. Mintage: Circulation strikes: 24,600,000 Proofs: estimated 160-200 Designer: James Barton Longacre (using Christian Gobrecht's eagle design) Diameter: ±19 millimeters Metal content: Copper - ±88% Nickel - ±12% Weight: ±72 grains (±4.7 grams) Edge: Plain Mintmark: None (all examples of this date and type were struck at Philadelphia, PA