Antique Firearms Restoration Blog – and C19 gun engraving
5th May I spent yesterday in school with two groups of children telling them about earthquakes and plate tectonics – it made me realise that almost everything we talked about had been discovered since I was born, and in fact sea floor spreading and plate tectonics was confirmed and understood after I went to work at the Geophysics Department at Cambridge in 1966 where the work was …
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