| Location | Collection | Call number | Status/Desc |
|---|---|---|---|
| Baldock Library | Adult non-fiction | 641.692 | Available |
| Harpenden Library | Adult non-fiction | 641.692 | Available |
| Hoddesdon Library | Adult non-fiction | 641.692 | Available |
| Rickmansworth Library | Adult non-fiction | 641.692 | Available |
| Royston Library | Adult non-fiction | 641.692 | Available |
| Welwyn Garden City Library and Information Service | Adult non-fiction | 641.692 | Available |