Books & Articles
  • Perry, R. (1948) "Shetland Sanctuary" Faber, London:
  • Perry, R. (1946) "A Naturalist on Lindisfarne" Lindsay Drummond, London:
  • Perry, R. (1940) "Lundy, Isle of Puffins" Lindsay Drummond, London:
    [notes]
  • Perry, R. (1938) "At the Turn of the Tide" Lindsay Drummond, London:

Species
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External links