. Wasilei Pojarkof.
1838-40. Wood. 1859. Valikhanoff. 1870. Douglas Forsyth. 1870.
Fedchenko. 1880. Bonvalot. 1893. Littledale.

SIBERIA.--A.D. 1579. Timovief. 1639. Kupiloff. 1644-50. Staduchin.
1648. Dshineif. 1701. Sinpopoff. 1731. Paulutski. 1742. Chelyuskin.
1771-72. Pallas. 1785-94. Billings.

KAMTSCHATKA.--A.D. 1696. Russians. 1731. Kru pishef. 1787-88. Lesseps.

AFRICA.

A.D. _circa_ 450. Hanno. 1420. Zarco. 1462. Pedro de Cintra. 1484.
Diego Cam. 1486. Bartholomew Diaz. 1497. Vasco da Gama. 1520. Alvarez.
1549. Bareto and Homera. 1590. Battel. 1596. Payz. 1618. Thompson.
1623. Lobo. 1645. Italian Capuchins. 1769-71. Bruce. 1793. Browne.
1796. Mungo Park. 1796. Lacerda. 1822. Denham and Clapperton. 1826.
Laing. 1827. Rene Caillie. 1849-73. Livingstone. 1850-55. Barth.
1854-65. Faidherbe. 1856-59. Du Chaillu. 1858. Burton and Speke.
1860. Grant and Speke. 1864. Baker. 1869-71. Schweinfurth. 1869-74.
Nachtigall. 1874-75. Cameron. 1876-89. Stanley. 1878-84. Thomson.
1878-85. Serpa Pinto. 1881-87. Wissmann. 1888-89. Binger. 1890.
Selous and Jameson. 1891-92. Monteil. 1896. Bottego. 1896. Donaldson
Smith. 1897. Foa.

NORTH AMERICA.

A.D. 499. Hoei-Sin. _Circa_ 1000. Lyef. 1497, 1517. John and Sebastian
Cabot. 1500. Corte Real. 1513. Ponce de Leon. 1524. Verazzano.
1532. Cortez. 1534. Cartier. 1539. Ulloa. 1542. Cabrillo. 1516.
Frobisher. 1586. Davis. 1592. Juan de Fuca. 1608. Champlain. 1609,
10. Hudson. 1631. Fox. 1682. La Salle. 1740. Varenne de la Veranderye
1741. Behring. 1789-93. Mackenzie. 1792. Vancouver. 1800-4. Lewis
and Clarke. 1805-7. Pike. 1837. Simpson.

SOUTH AMERICA.

A.D. 1498. Columbus. 1499-1501. Amerigo Vespucci. 1499. Pinzon.
1500. Pedro Cabral. 1517. Juan Diaz de Solis. 1519-20. Magellan.
1531. Francisco Pizarro. 1535. D'Almagro. 1536. Gonsalo Pizarro.
1541. Orellana. 1572. Juan Fernandez. 1580. Dutch in Guiana. 1615.
Lemaire. 1743-44. La Condamine. 1764. John Byron. 1799-1804. Humboldt.
1817-20. Spix and Martius. 1831-35. Schomburgk. 1843-47. Castelnau.

CENTRAL AMERICA.

A.D. 1502. Columbus. 1513. Vasco Nunez de Balbao. 1518. Grijalva.
1519. Fernando Cortez. 1519. Guray.

AUSTRALIA.

A.D. 1605. Torres. 1606. Quiros. 1616. Hartog. 1619. Edel and Houtman.
1622. The _Leeuwin_. 1627. Nuyts. 1699. Dampier. 1770. Cook. 1797.
Bass. 1801-4. Flinders. 1814. Evans. 1817-22. King. 1828-40. Sturt.
1839. Strzelecki. 1841. Eyre. 1844-48. Leichhardt. 1860. Burke.
1861-62. MacDouall Stuart.