Wonders whether CD might contribute, if possible, an occasional letter to the Reader to help in their effort to establish the journal.

Asks whether CD will add his name to a list supporting them in the "[Edward John] Eyre prosecution matter".

Thanks for copy of HS’s First principles [? 2d ed. (1867)].

Comments on HS’s Principles of biology [1864, 1867].

Thanks CD for copy of Variation.

Discusses Pangenesis and considers CD’s "gemmules" comparable to his own hypothetical "physiological units" ["On alleged ""spontaneous generation"", and on the hypothesis of physiological units", appendix in The principles of biology, vol. 1 (1864)].