Letter sent by Lyell to Busk on 22 January 1856 on identification of the bryozoans from the Canaries with a transcription below.

 
  Part of: Sendino C (2019) The Lyell Collection at the Earth Sciences Department, Natural History Museum, London (UK). Biodiversity Data Journal 7: e33504. https://doi.org/10.3897/BDJ.7.e33504