“…Plant fragments washed from gray silt containing shells (Shotton, 1972) overlain by 2.74m red silt at Pilgrim Lock, ca 1.5km NE of Bidford on Avon, Warwickshire (52° 09' N, 01 ° 50' W, Grid Ref SP 120516 (Tomlinson, 1940;Briggs, 1975 (unpub) for Ulmus decline horizon at Blea Tarn (Pennington, 1965, p 315;1969, p67 (R, 1973, v 15, p 458) from lower peat deposit and N-488: 10,700 ± 190 (R, 1969, v 11, p 455) on peat from lower part of blown sand at East Moor, near Sutton on the Forest (Gaunt et al, 1971, p 283 (R, 1969, v 11, p 600) for Lake Naivasha (00° 46' S, 36° 21' E).…”