From Francis Darwin [6 July 1879]
Summary
Describes bean experiments. Will tell Emma Darwin to tell Elizabeth Darwin that he has written to the Riffel.
Author: | Francis Darwin |
Addressee: | Charles Robert Darwin |
Date: | [6 July 1879] |
Classmark: | DAR 274.1: 61 |
Letter no: | DCP-LETT-12296F |
From Francis Darwin 3 March [1879]
Summary
Astonished at circular and will risk revolutions to invest. Describes Blidah, Algeria.
Author: | Francis Darwin |
Addressee: | Charles Robert Darwin |
Date: | 3 Mar [1879] |
Classmark: | DAR 274.1: 59 |
Letter no: | DCP-LETT-11913F |
From Francis Darwin [before 31 July 1879]
Summary
Discusses Müller-Thurgau’s work on heliotropism. Will start on Thursday for Heidelberg and Strassburg.
Author: | Francis Darwin |
Addressee: | Charles Robert Darwin |
Date: | [before 31 July 1879] |
Classmark: | DAR 274.1: 56 |
Letter no: | DCP-LETT-12177F |
From Francis Darwin 4 July 1879
Summary
Heliotropism nomenclature. Apheliotropic mustard roots grow more quickly in dark. Measures growth with microscope as S. H. Vines did in mould. Studying air roots.
FD’s and Stahl’s negative opinion of Sachs.
Author: | Francis Darwin |
Addressee: | Charles Robert Darwin |
Date: | 4 July 1879 |
Classmark: | DAR 209.3: 334 |
Letter no: | DCP-LETT-12134 |
From Francis Darwin [before 26 June 1879]
Summary
Discusses results of geotropism experiment. Has started some heliotropic caustic experiments on mustard roots. Has trouble making marks.
Author: | Francis Darwin |
Addressee: | Charles Robert Darwin |
Date: | [before 26 June 1879] |
Classmark: | DAR 274.1: 55 |
Letter no: | DCP-LETT-12126F |
From Francis Darwin [after 16 June 1879]
Summary
Reports on roots and climbing plants experiments he is performing in Sachs’ laboratory. Orchids with air roots have come. Goebel says proshelic better than helic.
Author: | Francis Darwin |
Addressee: | Charles Robert Darwin |
Date: | [after 16 June 1879] |
Classmark: | DAR 274.1: 53 |
Letter no: | DCP-LETT-12111F |
From Francis Darwin 29 May 1879
Summary
Fungus is an Aecidium. Porliera, Anthuriums and Aroids will hopefully sprout if weather gets hot. Sachs has changed his ideas about the cause of heliotropism. Describes men he is sharing a lab with.
Author: | Francis Darwin |
Addressee: | Charles Robert Darwin |
Date: | 29 May 1879 |
Classmark: | DAR 274.1: 54 |
Letter no: | DCP-LETT-12067F |
From Francis Darwin [c. 25 February 1879]
Summary
Directs CD where to find tools in his room. Has been looking at agave and aloe flowers. Thanks family for their letters.
Author: | Francis Darwin |
Addressee: | Charles Robert Darwin |
Date: | [c. 25 Feb 1879] |
Classmark: | DAR 274.1: 60 |
Letter no: | DCP-LETT-11883F |