This one a little fuzzy. Sorry.

Office Crew on steps of office building. Billy Ellis believes it was taken in the 1920's.
Front row: on left D. A. Wingfield, Supt.
Right end front row: Mark Shuttlesworth.
Second row Left end: G. W. Swanson
Rear: W. F. Shute.
I see the little one has his right pants leg rolled up. A sign of no chain guard on the bike next to the steps.