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<p>[QUOTE=&quot;Pete Apple, post: 26548427, member: 103982&quot;]The cause is scraped up metal from the action of feeder finger die scrapes. This scraped up metal may appear randomly anywhere on the design. Orientation will usually be, more or less, along the axis expected for the die scrapes. This axis may vary between time periods where different feeder mechanisms were employed. This has been called &quot;feeder linked struck through&quot; and &quot;feeder applied struck through.&quot;</p><p><br /></p><p>My paper titled </p><p>A STUDY OF FEEDER MECHANISM DIE DAMAGE PATTERNS </p><p>Focusing on Examples on Lincoln Cents</p><p>with more details may be found here:</p><p><a href="https://drive.google.com/file/d/1ZAMDyKq1ez6F3QIwSDgQTWxXkP7QIiWW/view" target="_blank" class="externalLink ProxyLink" data-proxy-href="https://drive.google.com/file/d/1ZAMDyKq1ez6F3QIwSDgQTWxXkP7QIiWW/view" rel="nofollow">https://drive.google.com/file/d/1ZAMDyKq1ez6F3QIwSDgQTWxXkP7QIiWW/view</a>[/QUOTE]</p><p><br /></p>

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