In 1883 he sold his lease with the new owner finding 15oz of gold, but he did not make any further significant finds.
Western oil companies are running out of likely places to look, and significant finds are becoming rarer.
The tombs of Narce produced the site's most significant archaeological finds.
Other sites yielding significant finds were in Vietnam and India.
Nevertheless, however, significant finds have been made in the state.
Westerstetten itself however has no caves, and there have been no significant finds of this period.
The site was examined in 1871 but no significant finds were made.
Visitors may retain up to three fossil pieces per person per day, though significant finds must be left at the site.
Other sites had produced significant finds, but had previously been looted.
Excavation was attempted in the early 1940s, but was soon stopped without yielding any significant finds.