1616. Dirk Hartog coasts West Australia to 27° S.
1616. Baffin discovers his bay.
1618. George Thompson, a Barbary merchant, sails up the Gambia.
1619. Edel and Houtman coast Western Australia to 32½° S. (Edel's Land).
1622. Dutch ship Leeuwin reaches south-west cape of Australia.
1623. Lobo explores Abyssinia.
1627. Peter Nuyts discovers his archipelago.
1630. First meridian of longitude fixed at Ferro, in the Canary Islands.
1631. Fox explores Hudson's Bay.
1638. W. J. Blaeu's Atlas.
1639. Kupiloff crosses Siberia to the east coast.
1642. Abel Jansen Tasman discovers Van Diemen's Land (Tasmania) and Staaten Land (New Zealand).
1642. Wasilei Pojarkof traces the course of the Amur.
1643. Hendrik Brouwer identifies New Zealand.
1643. Tasman discovers Fiji.
1644. Michael Staduchin reaches the Kolima.
1645. Nicholas Sanson's atlas.
1645. Italian Capuchin Mission explores the lower Congo.
1648. The Cossack Dishinef sails between Asia and America.
1650. Staduchin reaches the Anadir, and meets Dishinef.
1682. La Salle descends the Mississippi.
1696. Russians reach Kamtschatka.
1699. Dampier discovers his strait.
1700. Delisle's maps.
1701. Sinpopoff describes the land of the Tschutkis.
1718. Jesuit map of China and East Asia published by the Emperor Kang-hi.
1721. Hans Égedé resettles Greenland.
1731. Hadley invented the sextant.
1731. Krupishef sails round Kamtschatka.
1731. Paulutski travels round the north-east corner of Siberia.
1735-37. Maupertuis measures an arc of the meridian.
1739-44. Lord George Anson circumnavigates the globe.
1740. Varenne de la Véranderye discovers the Rocky Mountains.
1741. Behring discovers his strait.
1742. Chelyuskin discovers his cape.
