Though Born In Nova Scotia, I Am

In 1860 A Total Eclipse Of The Sun Was Visible In British America.

The Beginning Of 1856 Found Me Teaching In The Family Of A Planter Named Bryan, Residing In Prince George County, Md., Some Fifteen Or Twenty Miles From Washington.

One Hardly Knows Where, In The History Of Science, To Look For An Important Movement That Had Its Effective Start In So Pure And Simple An Accident As That Which Led To The Building Of The Great Washington Telescope, And Went On To The Discovery Of The Satellites Of Mars.

My First Undertaking In The Way Of Scientific Experiment Was In The Field Of Economics And Psychology.

Flight By Machines Heavier Than Air Is Unpractical And Insignificant, If Not Utterly Impossible.