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Amazon.com: US Marine Corps Emblem, E2, Left Cap Gold Silver USMC Lapel Hat Pin : Clothing, Shoes & Jewelry
How did the US Civil War era military cap come into being? I've not seen any other armies of that era use the same design. - Quora
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Amazon.com: US Marine Corps Emblem, E2, Left Cap Gold Silver USMC Lapel Hat Pin : Clothing, Shoes & Jewelry
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