File:DR. R.L. SAN MARTIN, NEW MEXICO STATE UNIVERSITY CLOSED COIL TYPE SOLAR HEATING PANEL - 555293 (cropped).jpg
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current | 20:20, 22 August 2021 | ![]() | 1,944 × 1,275 (348 KB) | Denniscabrams | File:DR. R.L. SAN MARTIN, NEW MEXICO STATE UNIVERSITY, LAS CRUCES SHOWS A CLOSED COIL TYPE SOLAR HEATING PANEL WHOSE... - NARA - 555293.jpg cropped 3 % horizontally, 6 % vertically using CropTool with precise mode. |
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