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.
[1] The cotton gin was later invented by the American inventor Eli Whitney in 1793 to mechanize the production of cotton fiber.oseph Watkins who resided near Petersburg, Georgia is credited by many historians as the first inventor of the cotton gin, and was using it on his plantation when he was visited by the frustrated Eli Whitney, who on seeing it went back to Savannah and soon developed his model which he patented.