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Note to accompany forwarding of a letter; remarks on T. R. Robinson's upcoming cataract surgery.
Comments on the effect of great temperature variations on the speculum of a telescope.
Sends packet from [John] Hennessey to JH for his perusal. Discusses recent weather. Wants JH's opinion of self-recording meteorological instruments. Mentions wreck of the Hansa.
Sends telegram from the Germania. Discusses crew of Hansa [see 15.292]. Asks if JH wants certain experiments done at Kew. Troubled by [W. A.] Miller's sudden illness.
Sends notice from [C. P. B.] Walker regarding pendulum experiments in India. Would welcome suggestions for new experiments in India.
ES has been forwarded letter explaining why 'great telescope' at Melbourne will not work and suggesting construction corrections, on which JH, who believes such 'a priori condemnation' unjustified, comments herein.
Approves of ES's actinometric methods, but wonders about absorbent power of alcoholic liquid. Laments 'sad conclusion' to career of 'Hansa,' and hopes her companion is more successful.
Discusses significance of Col. Napier's pendulum observations to research on earth's constitution and gravitation.
Thanks for telegram and has dispatched papers about absorption power of actinometer liquid. Hopes letter written in Lady Sabine's handwriting does not indicate serious illness of ES.