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On February twenty fifth, 2020, the Smithsonian launched over 2.8 million CC0 interdisciplinary 2-D and 3-D photographs, related metadata, and additionally, research knowledge from researches across the Smithsonian. The 2.eight million "open entry" collections are a subset of the Smithsonian’s a hundred and fifty five million objects,... Horizontal and vertical adjustment datasets for coordinate transformation to be used by PROJ 7 or later. PROJ is a generic coordinate transformation software that transforms geospatial coordinates from one coordinate reference