Folder: S.F. Transportation-Streetcars-Officials.
Newscopy: "DING, DING, DING--Go the trolleys and these three Public Utilities men can see exactly how the city's streetcars are traveling by means of the new electric recorder which went into operation at the Geary-st carbarn yesterday. Public Utilities Commission President Marshall Dill (left) and Thomas G. Plant, newly-appointed commissioner, watch the graph showing the streetcar bunching with Utilities Mgr. James H. Turner (right)."