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1974 LMC Mint Mark Gone Awol

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Valued Member

United States
284 Posts
 Posted 07/27/2025  5:50 pm Show Profile   Bookmark this topic Add Kcm to your friends list Get a Link to this Message Number of Subscribers
This coin troubles me. At the precise location one would expect to find a mint mark, a geometric anomaly protrudes from the surface, The size and relative height of the protrusion compare nicely to known habits of mint marks. Vexation flows from the absolute absence of a mark of any kind.
My logic disqualifies this anomaly from all categories of post mint damage. At the same time— relying on my imperfect understanding of the minting process— my logic forces disqualification of all my mint error imaginings. Finally, a visit to my Cherry Pickers Guide and a whole lot of research on the Internet warns me this is not a numismatic pearl.
I decided to post despite the risk that I might learn something.


1974-LMC-Mint-Mark-Gone-Awol
1974-LMC-Mint-Mark-Gone-Awol

1974-LMC-Mint-Mark-Gone-Awol
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Errers and Varietys's Avatar
United States
74129 Posts
 Posted 07/27/2025  6:28 pm  Show Profile   Bookmark this reply Add Errers and Varietys to your friends list Get a Link to this Reply
Your coin is from Philadelphia. It's some kind of Post Mint Damage ( PMD). Not sure what caused it, but it's not an error. It's strange though.
Errers and Varietys.
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nickelsearcher's Avatar
United States
15425 Posts
 Posted 07/27/2025  7:25 pm  Show Profile   Bookmark this reply Add nickelsearcher to your friends list Get a Link to this Reply


This is a Philly mint coin.

There are a gazillion ways to cause PMD on a coin - and yours suffers from one of them.
Take a look at my other hobby ... http://www.jk-dk.art
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Dearborn's Avatar
United States
95931 Posts
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Marv65's Avatar
United States
10529 Posts
 Posted 07/27/2025  11:05 pm  Show Profile   Bookmark this reply Add Marv65 to your friends list Get a Link to this Reply
Are you sure that wasn't minted in New Orleans?
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JimmyD's Avatar
Canada
21606 Posts
 Posted 07/28/2025  07:33 am  Show Profile   Bookmark this reply Add JimmyD to your friends list Get a Link to this Reply
How it happened doesn't really matter, the only thing that matters is
it could not have occurred during the striking of the coin so by
default it is damage,
.
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jbuck's Avatar
United States
188342 Posts
Valued Member
United States
284 Posts
 Posted 07/28/2025  5:31 pm  Show Profile   Bookmark this reply Add Kcm to your friends list Get a Link to this Reply
Errors And Varieties offered an opinion on my coin's history, leading to a consensus that it was minted in Philadelphia and later damaged.
Unlike this example, Philadelphia coins from 1974 brandish an untouched field at the site in question. If this coin was indeed struck in Philadelphia, it almost certainly exhibits post-mint damage.
It would help if someone out there could cite a scintilla of evidence to support a conclusion that this coin was minted in Philadelphia. The fiddle-dee-diddling at the place reserved for a mint mark persuades me otherwise. I suspect it was minted somewhere where fiddling around with mint marks was more commonplace.
nickelsearcher (You need to buy a capita l n" ) contributes: "There are a gazillion ways to cause PMD on a coin...,". nickelsearcher implies that , however and whenever misfortune visited my hapless coin, happenstan ce was not in play.
In crafting this extraordinary PMD, the craftsman-turned-prankster who violated this coin employed material indistinguishable rom to that of the field below, To near perfect roundness, positioned his material with uncanny accuracy and then obfuscated all traces of his /her tooling and means used to attach the creation? I could be wrong. I was once before.
Let no one call me ungrateful to all who've invested their hard-won experience and opinions in this discussion I decided I'd open.
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Brandmeister's Avatar
United States
6503 Posts
 Posted 07/28/2025  5:40 pm  Show Profile   Check Brandmeister's eBay Listings Bookmark this reply Add Brandmeister to your friends list Get a Link to this Reply
Whatever round object left that circular indentation, it left another one to the NW.
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ijn1944's Avatar
United States
19154 Posts
 Posted 07/28/2025  5:51 pm  Show Profile   Bookmark this reply Add ijn1944 to your friends list Get a Link to this Reply
Agree with the Philly mint post-strike damage assessment.
Valued Member
United States
284 Posts
 Posted 07/28/2025  8:00 pm  Show Profile   Bookmark this reply Add Kcm to your friends list Get a Link to this Reply
Let me restate my gratitude to all the correspondents who have offered their opinions.



The next time I set out to play with my coins, And assuming I can locate one of my jewelers scales, I plan to ompare the weight of this one against a 1974 Philadelphia in similar condition and a 1974 Denver in comparable state.

After ppointing out a second phenomenon I'll have a lot of fun exploring, Brandmeister describes my primary focus as an "indentation". I called it a protrusion.
If I can remember where I put them, I have some African porcupine quills that will do no harm when I put this coin back under a microscope and poke around to accomplish some fact-checking. I could be wrong. Don't mind if I am. I do mind being wrong and staying wrong. Many do not.

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