Ordnance Survey of England and Wales: popular edition one-inch map. Watford. Sheet 106
- Description:
- Revision 1913-14. Alternate title: Watford. Relief shown by 50 feet contour intervals and spot elevation. Surveyed in 1862-80. Roads revised 1927.
- Publisher:
- Southampton : Ordnance Survey, 1930.
- Subject(s):
- Topographic maps, Road maps, Transportation, and Great Britain—Maps
- Held by:
- Princeton
- More details at
- https://catalog.princeton.edu/catalog/6831614