1773-1858, botanist; explorer; gardener; traveller, French Bonpland, Aime Jacques Alexandre 1773 - 1858
1822-1911, biostatistician, human geneticist & eugenicist, English, British Galton, Sir Francis 1822 - 1911
1785-1865, physician, naturalist, and Arctic explorer, Scottish; British Richardson, Sir John 1787 - 1865
1888-1957, United States Naval Officer; aviator; polar explorer, American Byrd, Richard Evelyn 1888 - 1957
1850-1915, aviation pioneer; engineer; explorer; astronomer; inventor, English-born; Australian Hargrave, Lawrence 1850 - 1915