| Location | Collection | Call number | Status/Desc |
|---|---|---|---|
| Baldock Library | Adult non-fiction | 759.4 | Available |
| Hatfield Library | Adult non-fiction | 759.4 | Available |
| Hemel Hempstead Library | Adult non-fiction | 759.4 | Available |
| Letchworth Library | Adult non-fiction | 759.4 | Available |
| St Albans Library | Adult non-fiction | 759.4 | Available |
| Stevenage Central Library | Adult non-fiction | 759.4 | Available |
| Ware Library | Adult non-fiction | 759.4 | Available |
| Watford Central Library | Adult non-fiction | 759.4 | Available |
| Welwyn Garden City Library and Information Service | Adult non-fiction | 759.4 | Available |