1850's - 1860's U.S.N. cap & rank insignia

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Chaplain, Clerk, Commodore's Secretary, and Professor of Mathematics wore this cap badge.

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Ensign to Commodore cap badge.

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Chaplain's cap badge.

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Professof Mathematics cap badge.

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Cap badge for a Secretary.

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Boatswains, Carpenters, Masters Mate, etc. cap badge.

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Boatswainm Carpenter, Clerk, Masters Mate, etc. cap badge.

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Lieutenant Commander of the Civil Engineer Corps wore a rank strap with four silver leaves forming a cross with a gold oak leaf at ench end as shown below from an actual example. Sarge