Sir John Barrow, secretary at the Admiralty, rejected a proposal to use Francis Ronalds's electrical telegraph,…
Sir John Barrow, 1st Baronet was an English geographer, linguist, writer and civil servant. He partook in the Macartney Embassy to China, then worked and studied in South Africa, a…
Sir John Barrow, secretary at the Admiralty, rejected a proposal to use Francis Ronalds's electrical telegraph,…