CD’s letter [3992] gave him encouragement in his work [on monstrosities], which, he regrets, is little understood or appreciated in France. Hopes to be able to produce anomalies at will as a result of his experiments. Sends a recent paper ["Rapport sur un veau monstrueux", Arch. Com. Agric. Arrondissement Lille (1867)].

Wrote to G. G. Stokes and agreed to seek the permission requested by R.S.L. Will arrange for personal interview with Stokes. Is this 'independent of [Charles] Tennant's proposal'? Outlines survey plans if given charge of large instrument.