Abstract
IT is a matter of some interest to determine what are the limits to the definition obtainable in photographs. In examining this question, three distinct classes of problems present themselves— namely:—
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MALLOCK, A. Photographic Definition. I. Nature 44, 552–555 (1891). https://doi.org/10.1038/044552a0
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DOI: https://doi.org/10.1038/044552a0