Unique bronze coin from Alexandria (Egypt), struck under the reign of the Emperor Hadrian (117-138 CE): on one side, the Emperor; rev. Confronted busts of Isis-Demeter and Serapis-Zeus-Ammon, holding the infant Harpocrates. | arsclassicacoins.com
The 1861-D gold dollars were minted during the American Civil War when Confederate troops were ordered to take over the Dahlonega Mint. 1861-D Gold Dollar Coin- However, the mint would not generate enough income to continually support the mint operations.
Pertinax was Roman emperor in 193 for 86 days. Publius Helvius Pertinax was born on August 1, 126 in Alba, Italy to a freedman, and died on March 28, 193. An urban prefect, Pertinax was made emperor the day after the emperor Commodus was assassinated on December 31, 192. He was killed by the Praetorian Guard and replaced by Didius Julianus. http://ancienthistory.about.com/od/emperors/ig/Roman-Emperors/Pertinax.htm