sentences:  After his graduation from the Naval Academy in 1923, Grosvenor was commissioned an ensign in the United States Navy.In 1924, Grosvenor resigned from the Navy and joined the staff of the National Geographic Society as a picture editor.Grosvenor is credited with taking the first color aerial photograph when he took a shot of the Statue of Liberty by circling the monument in a Navy Airship ZM C2.