| HALS | Local history reference | 929.6 | Not for loan (Set: 13 Dec 2011) |
| HALS | Local history reference | 929.609ANF | Not for loan (Set: 14 Dec 2011) |
| HALS | Local history reference | 929.609ANF | Not for loan (Set: 19 Apr 2013) |
| Hemel Hempstead Library | Local history reference | 929.82 | Not for loan (Set: 14 Dec 2011) |
| St Albans Library | Local history reference | 929.60942 | Not for loan (Set: 14 Dec 2011) |
| Stevenage Central Library | Local history reference | loc 929.6 | Not for loan (Set: 14 Dec 2011) |
| Welwyn Garden City Library and Information Service | Local history reference | LOC 929.82 | Not for loan (Set: 14 Dec 2011) |