19th century

Bowers & Dure

Robert H. Barr & Co.

Hilles & Jones Machine Tool Works

E.J. Horner Carriage and Car Spring Works

D. W. Taylor & Co.

Arlington Cotton Mills

Seidel & Hastings

Jackson & Sharp

Smith & Painter

Jonathan Zebley

Crossley & Barr

Swift & Courtney

E. I. du Pont de Nemours & Company

James E. Price & Co.

Houndsfield Mill

Thomas Lea's Mills

Canby Mills

Samuel Poole

Bancroft Flannel Mill

Price and Phillips Mill

Wolley & Company

Shipley Mills

Marshall & Vandever

William Poole

Mr. Ray's Stave Mill

Reeves & Wood

Tatnall Family Mills

William Lea & Sons, Co.

Wilmington Cotton Factory

Derickson's Mills on the Brandywine

John H. Price Mill

John Shallcross

Brandywine Manufacturing Company

Rockbourn Mill

Benjamin Wood

C. J. Milne & Co.

John Schofield

Isaac Jones's Snuff Mill

Messrs. James Riddle, Son & Co.

Benjamin & Ziba Ferris

T&J Gilpin

Brandywine Paper Mills

Robert Hilton & Son

Locke & Company

William Hunt

George Hodgson & Brothers

Joseph Sykes & Co.

Rockford Manufacturing Company

Barlow & Thatcher

Joseph Bancroft & Sons

J. Morton Poole Company

Brandywine Granite Company

John Siddall & Co.

J. B. Hutchinson & Co.

David Dickey & Co.

Thomas Little & Company

Bauduy, Garesche & Co.

Keg Mill

John D. Carter

J. & R. S. Griffith

Vincent Gilpin

A. W. Adams & Co.

William Almond & Co.

Dean, Knight & Hoppin

Charles I. du Pont & Co.

A. Cardon & Co.

Alexander Stephens & Co.

Barley Mill

Hugh Carlen & Brother

Breck and Swift

Duplanty, McCall & Co.

Rockland Manufacturing Company

Jessup & Moore

Cyrus Hillborn

James Goodman

Jacob Broom

Green & Wilson

Thomas Massey

Rumford & Abijah Dawes

Walker & Son

James Bond

Du Pont, Bauduy & Co.

Charles and Alfred LeCarpentier