Wikimedia Commons has media related to 1803 establishments.
| 1800s establishments: | ← 1800 • 1801 • 1802 • 1803 • 1804 • 1805 • 1806 • 1807 • 1808 • 1809 → |
| 1800s establishments: | ← 1800 • 1801 • 1802 • 1803 • 1804 • 1805 • 1806 • 1807 • 1808 • 1809 → |