History of Oceanography RubenMartinez period 5

By rubenmartinez
  • Ptolemy
    160

    Ptolemy

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

    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