At what age can a cat have her first litter? Puberty (the age at which animals can reproduce) in the cat ranges from 4 to 12 months, with the average being 6 to 9 months. At puberty, cats are generally about 75% of their mature body weight.Domestic shorthair cats, as a breed, generally reach puberty earlier than domestic longhair cats.t what age can a cat have her first litter? Puberty (the age at which animals can reproduce) in the cat ranges from 4 to 12 months, with the average being 6 to 9 months. At puberty, cats are generally about 75% of their mature body weight.
While Eli Whitney is best remembered as the inventor of the cotton gin, it is often forgotten that he was also the father of the mass production method. In 1798 he figured out how to manufacture muskets by machine so that the parts were interchangeable.
Eli Whitney. Mary Bellis. Eli Whitney was the inventor of the cotton gin and a pioneer in the mass production of cotton. Whitney was born in Westboro, Massachusetts on December 8, 1765 and died on January 8, 1825.He graduated from Yale College in 1792.By April 1793, Whitney had designed and constructed the cotton gin, a machine that automated the separation of cottonseed from the short-staple cotton fiber.hitney was born in Westboro, Massachusetts on December 8, 1765 and died on January 8, 1825. He graduated from Yale College in 1792. By April 1793, Whitney had designed and constructed the cotton gin, a machine that automated the separation of cottonseed from the short-staple cotton fiber.