History of Oceanography RubenMartinez period 5

By rubenmartinez
  • 160

    Ptolemy

    Ptolemy
    This person played a big role as a map maker of the time
  • 330

    Pytheas

    Pytheas
    Using algebra he found the circumfrance of the earth out

  • Benjamin Franklin

    Benjamin Franklin
    compiled good observations of ocean currents off the US East Coast