On 8 December 1838 , Foltz was examined .
On 8 December 1838 , Foltz was received promotion to the rank of Surgeon in the Navy , and on 1 April 1839 was appointed Surgeon of the Naval Hospital at Port Mahon , Menorca .
On 8 December 1838 , Foltz was examined and received promotion to the rank of Surgeon in the Navy , and on 1 April 1839 was appointed Surgeon of the Naval Hospital at Port Mahon , Menorca .