https://www.adstocollect.com/1924-Ad-Craig-Finley-Co-Lithographers-Philadelphia_p_6578.html
1924 Ad Craig, Finley & Co. Lithographers Philadelphia
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https://online-directory.co.uk/business-category/lithographic-printers-lithographers/
Lithographic Printers & Lithographers Directory
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https://www.payscale.com/research/US/Employer=California_Lithographers/Benefits
California Lithographers Benefits & Perks | PayScale
California Lithographers employee benefits and perks data. Find information about retirement plans, insurance benefits, paid time off, reviews, and more.
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https://centaur.reading.ac.uk/103819/
Networks, artefacts, and technology : nineteenth-century Muslim lithographers, missionaries, and...
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