Asked in Century - 1700s
Century - 1700s
What was ink made of in the 1700's?
Asked in Mobile Phones, Inventions, Samurai, Century - 1700s
What are some inventions that were made in the 1700s?
Asked in Biology
What observation made in the 1600s and 1700s led som people to believe that there was a vital force in the air?