Sheridan began working in the newspaper business for the
Ventura Signal, which was owned by his brother E. M. Sheridan. He next moved to
San Francisco and in 1882 became a correspondent for the
San Francisco Chronicle in
Washington, D.C. He was aboard the
USS Charleston to report on the Spanish surrender at Guam. After the war, he traveled extensively through Asia and the Pacific and became the associate editor of the
Pacific Commercial Advertiser in
Honolulu. ==Political and civic efforts==