One: There is a low limit of weight [of about] 50 pounds beyond which it is impossible for an animal to fly.… — Joseph LeConte Animal Copy Share Image
It is true that the trees are for human use. But these are aesthetic uses as well as commercial uses-uses for the… — Joseph LeConte Aesthetic Copy Share Image
There is nothing which Nature so clearly reveals, and upon which science so strongly insists, as the universal reign of law, absolute,… — Joseph LeConte Absolutes Copy Share Image
Is it not demonstrated that a true flying machine, self-raising, self-sustaining, self-propelling, is physically impossible? — Joseph LeConte Computers Copy Share Image
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