| Baldock Library | Children's non-fiction | C 821.92 | Available |
| Berkhamsted Library | Children's non-fiction | C 821.92 | Onloan - Due: 07 Jul 2025 |
| Bishops Stortford Library | Children's non-fiction | C 821.92 | Onloan - Due: 17 Jul 2025 |
| Borehamwood Library | Children's non-fiction | C 821.92 | Onloan - Due: 12 Jul 2025 |
| Buntingford Library | Children's non-fiction | C 821.92 | Available |
| Bushey Library | Children's non-fiction | C 821.92 | In-transit from Central Stocks Unit to Bushey Library (Set: 15 Apr 2025) |
| Croxley Green Library | Children's non-fiction | C 821.92 | Available |
| Harpenden Library | Children's non-fiction | C 821.92 | Available |
| Hatfield Library | Children's non-fiction | C 821.92 | Onloan - Due: 04 Jul 2025 |
| Hemel Hempstead Library | Children's non-fiction | C 821.92 | Available |
| Hitchin Library | Children's non-fiction | C 821.92 | Available |
| Hoddesdon Library | Children's non-fiction | C 821.92 | Available |
| Letchworth Library | Children's non-fiction | C 821.92 | Available |
| Marshalswick Library | Children's non-fiction | C 821.92 | Available |
| North Watford Library | Children's non-fiction | C 821.92 | Onloan - Due: 15 Jul 2025 |
| Oakmere Library | Children's non-fiction | C 821.92 | Available |
| Oxhey Library | Children's non-fiction | C 821.92 | Available |
| Radlett Library | Children's non-fiction | C 821.92 | Available |
| Rickmansworth Library | Children's non-fiction | C 821.92 | In-transit from Chorleywood Community Library to Rickmansworth Library (Set: 23 May 2025) |
| Royston Library | Children's non-fiction | C 821.92 | Onloan - Due: 14 Jul 2025 |
| St Albans Library | Children's non-fiction | C 821.92 | Available |
| Stevenage Central Library | Children's non-fiction | C 821.92 | Available |
| Tring Library | Children's non-fiction | C 821.92 | Available |
| Waltham Cross Library | Children's non-fiction | C 821.92 | Available |
| Ware Library | Children's non-fiction | C 821.92 | Available |
| Welwyn Garden City Library and Information Service | Children's non-fiction | C 821.92 | Onloan - Due: 20 Jul 2025 |