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64.4 MB (1.6 MB compressed)
5500 x 4094 pixels
46.5 x 34.5 cm ⏐ 18.3 x 13.6 in (300dpi)
TEK IMAGE / SCIENCE PHOTO LIBRARY TEK IMAGE / SCIENCE PHOTO LIBRARY
Sand flowing through an hourglass.
Model release not required. Property release not required.