Discusses rumors about the war on the continent, news of some visits JH had, and JH's dream life.
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Discusses rumors about the war on the continent, news of some visits JH had, and JH's dream life.
Would like his opinion on a divided glass, double image micrometer before he submits it to an optician. George Dollond has lent him some divided glasses of long focus. Would like to borrow G. B. Amici's micrometer if JH could spare it.
Is much obliged for the loan of G. B. Amici's micrometer. Comments on some of his readings with it. Is sorry to hear of the ill-health of Lady Herschel.
Testing recent work on equations analogous to P. S. Laplace's but of higher order. Solution so simple that HW expects to find it published elsewhere. Corrects error in previous letter regarding generality of arbitrary constants.
Demonstrates easier way to treat equations analogous to P. S. Laplace's.
Please correct error in HW's earlier calculations.
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