| Central Stocks Unit | Local history lending | LOC638.1 | Available |
| Central Stocks Unit | Local history lending | LOC638.1 | Available |
| Central Stocks Unit | Local history lending | LOC638.1 | Available |
| Central Stocks Unit | Local history lending | 638.1(Shelved in Stack) | Available |
| Central Stocks Unit | Local history lending | LOC638.1 | Available |
| Central Stocks Unit | Local history lending | LOC638.1 | Available |
| HALS | Local history reference | 638.1 Shelved ato 942.586?WELCounty Reserve Stock | Not for loan (Set: 14 Dec 2011) |
| HALS | Local history reference | 638.1 Shelved at 942.586/WELCounty Reserve Stock | Not for loan (Set: 14 Dec 2011) |
| HALS | Local history reference | 638.1Shelved at 942.586/WEL | Not for loan (Set: 14 Dec 2011) |
| HALS | Local history reference | 638.1 Shelved at 942.586/WELCounty Reserve Stock | Not for loan (Set: 14 Dec 2011) |
| Welwyn Community Library | Local history lending | 638.1 | Available |
| Welwyn Garden City Library and Information Service | Local history lending | LOC 638.1 | Available |
| Welwyn Garden City Library and Information Service | Local history lending | LOC 638.1 | Available |
| Welwyn Garden City Library and Information Service | Local history reference | LOC 638.1 | Not for loan (Set: 14 Dec 2011) |
| Welwyn Garden City Library and Information Service | Local history reference | LOC 638.1 | Not for loan (Set: 14 Dec 2011) |