Letter icon
Letter 13063

Gilbert, J. H. to Darwin, C. R.

22 Feb 1881

    Summary Add

  • +

    The laboratory has scarcely any experimental evidence on acidity of humus soil and earthworm excreta. Refers CD to some sources of information.

Transcription

The full text of this letter is not yet available online.

    Footnotes Add

Maximized view Print letter