Nice coppers, guys! thank you for posting them. @tibor , that 1857 does have some of the looks of a proof, (at least to my eyes), but I think 1857 proofs are only known for the small date.
Wow! Great eye-candy! I've loved LC's for over 60yrs. Enjoy my ANA talk 3Aug at 1pm Mountain Time (3pm Eastern, Noon Pacific).