John Henry Weber was born in 1779 in Denmark. He grew up and spent five years in a German speaking environment. He lived and grew up in Altona, Hamburg before he moved out to Ste. Genevieve. He got hired as a recorder for his American job. He later became an assistant superintendent for the Government Mines of Missouri. As for that job, he would sometimes mine, lead particularly. He later moved to Bellevue, Iowa. There he started his fur trap company with William Ashley and Andrew Henry. The company was named the Ashly Henry Fur Trade Company, but later became the Rocky Mountain Fur Trade. He and his company started out in St. Louis Missouri. His company spent a year in the Salt Lake Valley where they trapped beaver. In winters, his company