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Keywords from Image Description:
Jan Verbruggen Foudary Drawing Horizontal Boring Machine cropped. en Exact Drawing made with Camera Obscura of Horizontal Boring Machine by Jan Verbruggen in Woolwich Royal Brass Foundary approx drawing out of set of drawings org JanVerbruggenFoudaryDrawingHorizontalBoringMachine Pieter Verbruggen ca other versions px px