View of Simplex automatic arc feeder.
Simplex machine, general view.
Simplex machine, general view with rheostat attached.
Simplex machine.
General view of Simplex machine with new lamp house, from front.
Simplex Machine Co. Detail of Rheostat.
Simplex film inspecting machine.
[Simplex projector.]
The Precision Machine Co. View of Simplex machine with new lamp-house and motor control.
Broadway and John Street. Automat, detail of entrance.
[Gas Arc Lighting.]
[Bird's-eye view of Wall Street, Trinity Church.]
The Precision Machine Co. Simplex motion picture camera.
View of Miss M. Zimmerman at her studio, [detail of] jewelry on desk.
[View of the Hudson River and palisades from rooftop.]
Rectory of St. Joan of Arc Roman Catholic Church. Watercolor rendering.