Marmora, Sea of, 175 m. long and 50 broad, lies between Europe and Asia Minor, opening into the Ægean through the Dardanelles and into the Baltic through the Bosphorus; the Gulf of Ismid indents the eastern coasts; Marmora, the largest island, has marble and alabaster quarries.
Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)
Marmontel, Jean François * Marne