| AH |
A. C. Henschel & Co |
KV |
Kauffman, Pasbach, Voice |
| AM |
American Lithographic |
KL |
Klingenberg Lithographic |
| CA |
Calvert Lithographic Co. |
KB |
Krueger & Braun |
| CE |
Cole Lithographic Co. |
LN |
Louis E. Neuman & Co |
| CH |
C. B. Henschel |
LW |
Louis C. Wagner |
| CL |
Consolidated Lithographic |
MK |
Moller Kokeritz & Co |
| ES |
E. Steffens Lithographic |
ML |
Moehele Lithographic Co. |
| FH |
F. M. Howell & Co. |
MU |
Guenther & Mueller |
| FP |
F. Heppenheimer |
OL |
Otis Lithographic Co. |
| FS |
F. Heppenheimer & Sons |
PB |
Petre, Schmidt & Bergmann |
| GS |
George Schlegel Lithographic Co. |
SC |
Schmidt & Co. |
| HM |
Heppenheimer & Maurer |
SE |
Schumacher & Ettlinger |
| HS |
Hermann Schott |
ST |
William Steiner Sons & Co. |
| HR |
George S. Harris & Sons |
SW |
O.L. Schwenke & Co. |
| HV |
Haywood, Strasser & Voight Litho Co |
WS |
Witsch & Schmitt |
| HY |
Hefron & Phelps |
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| JB |
Julius Bein Co. |
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| JC |
Johns & Co |
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