Abstract
AT various times there has been discussion as to the actual nature of the markings on the valves of diatoms—whether pits, projections, or perforations.
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MALLOCK, A. Markings on Diatoms and Resolving Power of Microscopes. Nature 122, 570 (1928). https://doi.org/10.1038/122570a0
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DOI: https://doi.org/10.1038/122570a0

