Byron Company (New York, N.Y.)
Thomas A. Edison.

Byron Company (New York, N.Y.)
Laboratory, St. Mark's Hospital.

Byron Company (New York, N.Y.)
Thomas Edison.

Byron Company (New York, N.Y.)
Mr. & Mrs. T. Edison.

Byron Company (New York, N.Y.)
Thomas Edison.

Byron Company (New York, N.Y.)
Thomas Edison.

Byron Company (New York, N.Y.)
Thomas Edison.

Byron Company (New York, N.Y.)
Thomas Edison.

Byron Company (New York, N.Y.)
[College of Physicians & Surgeons.]

Byron Company (New York, N.Y.)
College of Physicians & Surgeons.

Byron Company (New York, N.Y.)
College of Physicians & Surgeons.

Byron Company (New York, N.Y.)
[College of Physicians & Surgeons.]

Byron Company (New York, N.Y.)
Mess'rs. Parke, Davis & Co., New York.

Byron Company (New York, N.Y.)
College, College of Physicians & Surgeons, 59th St., 9 & 10 Aves.

Byron Company (New York, N.Y.)
College of Physicians & Surgeons.

Wurts Bros. (New York, N.Y.)
Bell Avenue. Sylvania Electric Co. research labs, front view.

Byron Company (New York, N.Y.)
Portrait, Thomas Edison in His Laboratory, His Wife and Son.

Babies Hospital. Bacteriological laboratory.

Byron Company (New York, N.Y.)
Carl Schultz, Mineral Water Mfg.

Byron Company (New York, N.Y.)
Carl Schultz, Mineral Water Mfg.

Byron Company (New York, N.Y.)
Schools, Convent of the Sacred Heart.

[Laboratory, Belleview Hospital.]

Byron Company (New York, N.Y.)
Crystal Chemical Co.

Byron Company (New York, N.Y.)
Carl Schultz, Mineral Water Mfg.

Byron Company (New York, N.Y.)
Schools, Convent of the Sacred Heart.