| Location | Collection | Call number | Status/Desc |
|---|---|---|---|
| Croxley Green Library | Adult non-fiction | 649.1 | Available |
| Harpenden Library | Adult non-fiction | 649.1 | Available |
| Hitchin Library | Adult non-fiction | 649.1 | Available |
| North Watford Library | Adult non-fiction | 649.1 | Available |
| Radlett Library | Adult non-fiction | 649.1 | Available |
| Ware Library | Adult non-fiction | 649.1 | Available |
| Watford Central Library | Adult non-fiction | 649.1 | Available |