Northeast Annex of Southwest Fountain House. Enneakrunos, vol. VIII, pp. 8-10, 17 ... Κ-20 3964, 3965 83-15 ... 26 July 1961
Northeast annex of the Fountain House after clearing ... southeast 3964 Horizontal (normal) ... 9 Aug 1961
Notes ... H.Α. Thompson ... 3900 4100 ... 1960, 1961