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1897 $2 1/2 Liberty NGC63 $775
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Re: PSA API
That the square root of 2 is an irrational number seems quite irrelevant to your argument that algorithms are inherently flawed. "Some numbers are irrational so a statistical model cannot assess wear/centering/corners" could be true; it's not. Either way it's a really fun faux-profundity that numbers can't capture reality.… -
IHC variety population 2 of 2
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1869 Netherlands 2 1/2 Gulden
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My first $2 1/2 gold piece
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Guess the grade- 1903 $2 1/2 Liberty
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1926 SESQ $2 1/2 PCGS64 $875
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Re: PCGS Certifies New Example of the Rare 1878-CC Trade Dollar with Chop Marks
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SOLD: 1797 1/2C 1 ABOVE 1 P01 PCGS CAC

CAC Pop 2 and the Lowest. This 1797 Draped Bust Half Cent, attributed as the “1 Above 1” variety (Cohen-1, Breen-1), is an extraordinary survivor at the absolute basal level of preservation, certified PCGS P01 and approved by CAC. The engraver’s dramatic blunder—punching a second digit 1 above the first—remains… -
[Invitation] LordM FUN show Mystery Prize giveaway (*PRIZE REVEALED-contest still open until 2/1)

LordM Giveaway #138 (2026 FUN show Mystery Prize) I have posted a new contest on the Giveaways forum: https://forums.collectors.com/discussion/1119604/lordm-giveaway-138-2026-fun-show-mystery-prize/ Basically, I will be taking suggestions for what you'd like to see in a $50 USD-or-less coin prize. With those suggestions in…
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