February 1866 to James Hermann & Company, Panama City. SS Washington (1860–1864): Built in 1847 she operated transatlantic services and then made New York to San Juan de Nicaragua and Aspinwall sailings until she was sold to the Pacific Mail Steamship Company in 1860. She arrived at San Francisco on October 24, 1860 and made two San Francisco to Panama City voyages before being laid up as unfit for the service. She was scrapped in 1864. SS Constitution (1861–1879): Built for the company, she was launched on May 25, 1861. She was chartered to the War Department in 1861–1862. On June 19, 1862 she sailed from New York for San Francisco. She sailed from then on between San Francisco and Panama City from 1862 to June 1869. She was scrapped at San Francisco in 1879. SS Golden City: Launched January 24, 1863 for the Pacific Mail Steamship Company she entered the San Francisco to Panama City service on August 13, 1863 and continued this until 1869. She was lost on the coast of Baja California on February 10, 1870. SS Costa Rica (1865–1875): The Costa Rica operated for Cornelius Vanderbilt from July 1864 until the summer of 1865 on the New York to Aspinwall service. Purchased by Pacific Mail Steamship Company, she was used on the same service until spring 1866. On April 1, 1867 she sailed from New York for Yokohama via the Cape of Good Hope and was then used on Pacific Mail's Yokohama to Shanghai service until 1875 when she was sold to Mitsubishi Mail Steamship Company and renamed Genaki Maru. SS Guatemala (?–1864–?): Pacific Mail Steamship Company ship operating between Panama City and ports along the coast of Central America in 1864 when it was the target of a Confederate Navy attempt to seize it. SS San Salvador (?–1864–?): Pacific Mail Steamship Company ship operating from Panama City in 1864 when it was the target of a Confederate Navy attempt to seize it. SS Colorado (1864–1878): Built for the Pacific Mail Steamship Company, launched on May 21, 1864 and sailed from New York for San Francisco on April 1, 1865 with calls at Rio de Janeiro, Callao and Panama City. Used on the San Francisco to Panama City service from summer 1865 to June 1869 with the exception of some occasional voyages on the China route. Sold in 1878 and scrapped 1879. SS Henry Chauncey (1864–1877):