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Start Over Subjects Computers ✖Remove constraint Subjects: Computers Titles Improvement to Palmer's endless self-computing scale and key: adapting it to the different professions, with examples and illustrations for each profession, and also to colleges, academies and schools : with a time telegraph making, by uniting the two, a computing telegraph ✖Remove constraint Titles: Improvement to Palmer's endless self-computing scale and key: adapting it to the different professions, with examples and illustrations for each profession, and also to colleges, academies and schools : with a time telegraph making, by uniting the two, a computing telegraph Dates by Range 1850-1899 ✖Remove constraint Dates by Range: 1850-1899

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  • Improvement to Palmer's endless self-computing scale and key: adapting it to the different professions, with examples and illustrations for each profession, and also to colleges, academies and schools : with a time telegraph making, by uniting the two, a computing telegraph1