Thanks for CHB’s essay [New observations on hay-fever (1877?)]. The calculation of the weight of pollen-grains is wonderful. Suggests he consult Cross and self-fertilisation, pp. 376, 405 for information on this subject.
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Thanks for CHB’s essay [New observations on hay-fever (1877?)]. The calculation of the weight of pollen-grains is wonderful. Suggests he consult Cross and self-fertilisation, pp. 376, 405 for information on this subject.
Asks if phosphoric acid could have killed Drosera he received in a matchbox.
Relates anecdote about a provincial girl’s reaction to being told men descended from monkeys.
Thanks CHB for his anecdote about a provincial girl’s reaction to being told men descended from monkeys.
Thanks for sending Experimental researches. He will read it as soon as he finishes a book in hand. [See 8965.]
Comments on CHB’s book [Experimental researches on catarrhus aestivus – hay-fever or hay-asthma (1873)].
Explains that some pollens are wind-blown while others depend on insects for dispersal. Effect of pollen on skin and mucous membrane astonishing. Sends a book [M. Wyman, Autumnal catarrh (1872)].
Thanks for copy of Wyman’s book.
His own recent researches [on pollen] at high altitudes were inspired by CD’s account in Journal of researches of distances dust may travel.
Thanks for suggestion to try effect of dry heat on pollen and for other new information on pollen. Will begin new experiments soon, hoping to cure hay-fever.