Show estimate 1891 german statistician accurate yet rate DOO populous Pop continent asia china india whose millions people continent continent course europe people europe known greater degree accuracy ire continent people mall mall small upon average ninety people square mile people upon north south america without arctic ere less tight square mile america europe half world same whole world present gay pl earth people world impossible companion since census taken populous china people live africa long ago estimate earth 1880 same set set bet base natural increase people world accurate guess later decrease being tact tact fact compelled china something ted po eight |