| Date | Event |
|---|
| 1803, May 22 | Born, Mason County, Ky. |
| 1823 | Commissioned midshipman, United States Navy |
| 1829 | Married Eleanor Agnes Hanlon |
| 1832 | Promoted to lieutenant |
| 1833-1836 | Duty in Vincennes (sloop of war), Pacific Squadron |
| 1838 | Duty in Ohio (ship of the line), Mediterranean Squadron |
| 1842-1844 | Executive officer, Congress (frigate) |
| 1847 | Commanded Petrel (schooner) |
| 1850, Mar. 27 | Drowned, Trinidad Bay, Calif. |
| Date | Event |
|---|
| 1846, Aug. 5 | Born, Cincinnati, Ohio |
| 1876 | Philadelphia, Pa., correspondent, New York Herald |
| 1883 | Published Americans of Royal Descent. Philadelphia: Porter & Coates |
| 1884 | Married Katharine A. Campbell |
| 1894-1900 | Editor in chief, American Historical Register |
| 1898 | Published Magna Charta Barons and Their American Descendants with the Pedigrees of the Founders of the Order of Runnemede Deduced from the Sureties for the Enforcement of the Statutes of the Magna Charta of King John. Philadelphia |
| 1900 | Published Some "Colonial Dames" of Royal Descent. Pedigrees Showing the Lineal Descent from Kings of Some Members of the National Society of the Colonial Dames of America, and of the Order of the Crown. Philadelphia |
| 1912 | Published Welsh Settlement of Pennsylvania. Philadelphia: W. J. Campbell |
| 1926, June 4 | Died, Devon, Pa. |
