Brazil 's Centenary Brazil will celebrate on the 7 of next month the centenary of the declaration of her independence by the opening at Rio de Janeiro of the international Exhibition by naval and military parades . In connection with the centenary . Lieut Walter Hinton and Dr E Pinto Martins decided to make the flight from New York to Brazil in a huge flying boat known as the Sampeio Corroia Lieut Walton Hinton ( Left ) and Dr E Pinto Martins before the start 21 August 1922 Pilot - Walter Hinton Copilot - Euclides Pinto Martins