Patent model. Mining lamp, Roberts, 1878, patent no. 209082. AG*MHI-MN-9740.

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Keywords: agriculture, america, american, americana, ancient, archival, archive, artefact, artistic, bygone, cultural, culture, editorial, era, heritage, historic, historical, history, industry, mining, museum, nostalgia, nostalgic, object, photography, states, traditional, united, usa, vintage, work