The "timekeeper" who shouts out the destinations of various trams at the beginning of Aeolus was a dispatcher stationed at Nelson's Pillar where all the lines originated. In 1904 the position was held by Richard Delany, known around Dublin as "the Captain."

John Hunt 2023

Trams departing from Nelson's Pillar and passing by the General Post Office. Source: www.irishpost.com.