Author
Centennial Exhibition
3
Davis Sewing Machine Co. (Watertown, N.Y.)
2
Dettra Flag Co., Inc
2
Hagley Museum and Library
2
J. E. Caldwell Company
2
J.E. Caldwell Company
2
Kentrikon
2
Lydia E. Pinkham Medicine Company
2
A.I. Root Company
1
Annin & Co. (Engraving firm)
1
B.G. Stauffer (Firm : Harrisburg, Pa.)
1
Chemical Heritage Foundation
1
Davis, Audrey B.
1
DeWitt, Ellen O'Byrne
1
Dreyfuss, Mark S.
1
E. Keeler Company
1
Fernon, Thomas S.
1
High Ridge Books
1
Howe Machine Co. (New York)
1
Morris, Tasker & Co., Philadelphia, Pa
1
Motorola Semiconductors
1
Pascal Iron Works, Philadelphia, Pa
1
Philadelphia Steam Heating Company
1
Prairie State Incubator Co. (Homer City, Pa.)
1
Romaine, Lawrence B., 1900-
1
Root, A. I. 1839-1923
1
Smith, Daniel
1
Stickley, Gustav, 1858-1942
1
Strawbridge & Clothier
1
Walls, Nina de Angeli
1
Wanamaker, John, 1838-1922
1