- 1Reference: DV2/D22
Title: Ridgmont. Based on OS sheet XXI.13. Our OS reference equivalent OS25" 238
Level of description: item
Date Free Text: c1925
Production date: From: 1924 To: 1940 - 2Reference: OS25/238
Title: Ordnance Survey sheet Bedfordshire XXI.13. First and third editions. Parts of the parishes of Rid...
Level of description: item
Date Free Text: 1883; 1925
Production date: From: 1883 To: 1925