[Original Autograph Letter Signed by a Mate on the San Francisco Trade Brig “Ida D. Rogers,” Describing the Ship’s Recent Trade Voyage to Costa Rica, His Salary, a Spaniard Sailor on the Brig “Who did not Know the Bow from the Stern of a Vessel,” Quick Growth of San Francisco, Favorable Conditions for Doctors, His Private Life, Views on Politics and Disapproval of Women Going to Work; the Letter Mentions American President Andrew Johnson, Politician Francis Preston Blair Sr., &c.].