Giovanni Battista Ramusio (born July 20, 1485, Treviso, Republic of Venice; died July 10, 1557, Padua)
Venetian diplomat, who used his position to collect information on travellers and explorers' reports and discoveries.
Haj Muhammed told Ramusa about his adventures, including information on the production and consumption of tea.
More information on the Wikipedia page [1].