[Unidentified facility.]

[Interior of metalworking facility.]

[Interior of metalworking facility.]

[Interior of unidentified industrial building.]

[Interior of unidentified building.]

[Large brick ovens or kilns.]

[Interior, engine room.]

[Interior of unidentified building.]

[Unidentified building.]

[Unidentified building.]

[Unidentified building.]

[Unidentified building.]

[Unidentified building.]

[Unidentified building.]

[Man working with lead.]

[Unidentified school.]

[Unidentified commercial building.]

[Unidentified building.]

[Interior of factory.]

[Unidentified building.]