Interesting replica 1723 "Peter Rosa" Rosa Americana Pennies Part II

Discussion in 'US Coins Forum' started by Jack D. Young, Mar 1, 2022.

  1. Jack D. Young

    Jack D. Young Well-Known Member

    In Part I, reference https://www.cointalk.com/threads/in...a-americana-penny-part-i.393605/#post-8235366

    I showed 2 examples attributed to Peter Rosa and associates, and displayed a feature I believe diagnostic for any example, the "broken ER".

    ER comp.jpg
    Discussion example Genuine Example courtesy HA.com

    From further discussions I believe this feature is a result of strike bifurcation, similar to my 1794 large cent, where the strike(s) caused the metal to flow outward creating a larger than normal diameter and weak, not filled out legends and date.

    upload_2022-3-1_22-37-13.png

    I am told in Syd Martin's book (an expert on the series) he stated only 1 known die state for this variety, the "perfect dies".

    So, not a die state, but a die strike characteristic of the source example or model, "die" linking the examples in this discussion...

    So, for part II I am displaying a 3rd example- this one described as being in a major collection and a "copper plated lead cast" (weight at 143.4 grains).

    Sydes combo.jpg
    Basically the same centering and dentillation as the other two but a major difference is the "blobs" of excess material, an unintended byproduct of the casting process.

    Cast blobs.jpg

    Now looking for the genuine source example:D...
     
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  3. mrweaseluv

    mrweaseluv Supporter! Supporter

    potty dollar 1878 likes this.
  4. Jack D. Young

    Jack D. Young Well-Known Member

    So, where was this leading???

    My "authenticated" example "die" links with the Peter Rosa examples.

    true view no PCGS.jpg

    I had my friends at my local coin shop scan it for me through the slab and show these results:

    xrf Rosa 1723.jpg
    Note: Sb- antimony, used to increase the hardness of alloys, with lead alloys for batteries, with lead/copper/tin alloys for machine bearings.

    From the net what it should be made of:

    rosa metal.jpg
    So, another in my growing collection:D...
     
  5. Jack D. Young

    Jack D. Young Well-Known Member

    In follow-up I was able to get images of one of the original struck lead models and an original Rosa example to add to my collection:

    Lead combo.jpg
    original copy combo.jpg
    All with the "broken ER"...
     
  6. Jack D. Young

    Jack D. Young Well-Known Member

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