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REFERENCES

  • Faegri, K. & Ivernr, J. (1951). A Textbook of Modern Pollen Analysis. Copenhagen .
  • Godwin, H. (1949). The spreading of the British Flora considered in relation to the Late-glacial period. J. Ecol. 37, 140.
  • Rowell, A. J. & Turner, J. S. (1952). Corrieglaciation in the Upper Eden Valley, Westmorland. Lpool. Manch. Geol. J. 1.
  • Walker, D. (1955). Studies in the Post-glacial History of British Vegetation. Skelsmergh Tarn and Kentmere Lake, Westmorland. New Phytol. 54, 2, 222.