[Group of men in front of a 5th Avenue Line street car.]
[Group of men in a doorway.]
[Group of unidentified men.]
[Workers in a Brooklyn Rapid Transit machine shop.]
[Workers in a Brooklyn Rapid Transit shop.]
[Machine in a Brooklyn Rapid Transit machine shop.]
[Machinery in a Brooklyn Rapid Transit machine shop.]
[Men in a workshop.]
[Workers in a Brooklyn Rapid Transit machinery shop.]
[Man standing next to an early bulldozer in a Brooklyn Rapid Transit machinery shop.]