| Berkhamsted Library | Adult non-fiction | 915.404533 | Onloan - Due: 21 Jul 2025 |
| Bishops Stortford Library | Adult non-fiction | 915.404533 | Available |
| Borehamwood Library | Adult non-fiction | 915.404533 | Available |
| Bushey Library | Adult non-fiction | 915.404533 | Available |
| Cheshunt Library | Adult non-fiction | 915.404533 | Onloan - Due: 26 Jul 2025 |
| Harpenden Library | Adult non-fiction | 915.404533 | Onloan - Due: 25 Jul 2025 |
| Hatfield Library | Adult non-fiction | 915.404533 | Available |
| Hemel Hempstead Library | Adult non-fiction | 915.404533 | Onloan - Due: 05 Aug 2025 |
| Hertford Library | Adult non-fiction | 915.404533 | Available |
| Hitchin Library | Adult non-fiction | 915.404533 | Onloan - Due: 02 Aug 2025 |
| Hoddesdon Library | Adult non-fiction | 915.404533 | Available |
| Letchworth Library | Adult non-fiction | 915.404533 | Onloan - Due: 15 Aug 2025 |
| North Watford Library | Adult non-fiction | 915.404533 | Available |
| Oakmere Library | Adult non-fiction | 915.404533 | Available |
| Oxhey Library | Adult non-fiction | 915.404533 | Available |
| Rickmansworth Library | Adult non-fiction | 915.404533 | In-transit from Bushey Library to Rickmansworth Library (Set: 11 May 2024) |
| Royston Library | Adult non-fiction | 915.404533 | Available |
| St Albans Library | Adult non-fiction | 915.404533 | Onloan - Due: 29 Jul 2025 |
| Stevenage Central Library | Adult non-fiction | 915.404533 | Available |
| Ware Library | Adult non-fiction | 915.404533 | Available |
| Watford Central Library | Adult non-fiction | 915.404533 | Onloan - Due: 17 Jul 2025 |
| Welwyn Garden City Library and Information Service | Adult non-fiction | 915.404533 | Onloan - Due: 23 Jul 2025 |