Mud, flocculent calcareous, of Florida, [36].
Mud flows, which destroyed Herculaneum, [139].
Mud veneer, from eruption of Taal, [121].
Muir, John, cited, [7].
Munthe, H., cited, [313], [351], [410].
Murray, Sir John, cited, [39], [293].
“Mushroom rocks”, [205].