Through to San Francisco! : Aspinwall & Panama, at greatly reduced rates. No detention on the Isthmus. The new and fast side-wheel double engine steam ship Union ... will leave Monday, June 6th, at 3 p.m., precisely, connecting with the new and magnificent side-wheel double engine steamship Cortes ... tickets are sold only at 26 Broadway, N.Y. Davis, Brooks & Co. general agents. A mail bag is made up at the above office, under the new U.S. postage law, for the convenience of the publicCalifornia and New York Steamship Company[1859]engCaption titlePrinted in red and black.Date based on years the Cortes sailed for the New York & California Steamship.