Sustaining Self Quotes

2 Sustaining Self quotes by 1 unique authors

• Is it not demonstrated that a true flying machine, self-raising, self-sustaining, self-propelling, is physically impossible? — Joseph LeConte
• One: There is a low limit of weight [of about] 50 pounds beyond which it is impossible for an animal to fly. Two: The animal… — Joseph LeConte

Who Wrote These Sustaining Self Quotes

1 author contributed a total of 2 Sustaining Self Quotes as follows:

• 2 Sustaining Self Quotes by Joseph LeConte