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Type: stamp Issuer: Finland Date: 1984 Denom: ? Visibility: public Image owner: none postage 4/30/1984 1.40mk multi issue=100 Years Workers' Associations d=Construction of a kaplan turbine for a hydraulic power station unwmk perf=14 Crops No visible images cropped from this one. Measurements Resolution is unknown. Source Source name: Colnect File URL: http://i.colnect.net/b/159/857/Construction-of-a-kaplan-turbine-for-a-hydraulic-power-stati.jpg Uploaded August 30, 2014, 5:09 pm by Stan Shebs