Category:Physics-Uspekhi, 1921
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Media in category "Physics-Uspekhi, 1921"
The following 2 files are in this category, out of 2 total.
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Успехи физических наук (Advances in Physical Sciences) 1921 No2.pdf 1,043 × 1,518, 208 pages; 11.3 MB
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Успехи физических наук (Advances in Physical Sciences) Содержание 1921 No2.pdf 977 × 1,506; 106 KB