Drain extending from Fountain House to cistern. From east ... AMS Horizontal (normal)
Stone drain west of Fountain House at 8/IZ. Looking north ... AMS Horizontal (normal)
Channel 62 where it falls into Fountain House drain. From west and above ... AMS 2776 Horizontal (normal) ... 11 May 1954
Channel 62 where it falls into Fountain House drain. From west and above ... Scanned 2005 for the 75th anniversary exhibition and publication. 2776 Horizontal (normal) ... 11 May 1954
