Maelson (Francis), concerned in fitting out the first expedition, [ciii]

Magdalena Bay, [xxvii]

Marcasite, [24]

Mars Diep, [cxv]

Marsh (Anthony), notes by him on the discovery of the river Ob, [lxxxii];
the like on the way from Kanin Nos to the Ob, [lxxxiv] [[284]]

Massa (Isaac), his map of the Russian coasts, [lxxxvii]

Matfloe Island, [cx], [cxv], [36], [51], [66]

Matfeiof Shar, Matiskin Jar, or Mathys-stroom, its situation, and notes upon it, [lxxxviii], [lxxxix], [xcvi]

Matochkin Shar, a corruption of Matyushin Shar, [lxxxvi]

Matsammore, a kind of water porridge, [204]