Forwards letter from G. A. Erman of Berlin requesting that B.A.A.S. fund [H. J. R.] Petersen's study of terrestrial magnetism.
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Forwards letter from G. A. Erman of Berlin requesting that B.A.A.S. fund [H. J. R.] Petersen's study of terrestrial magnetism.
Writes to support grant request from Georg Erman of Berlin to allow Erman to do calculations on magnetism observations from circumnavigation of world.
Acknowledges receipt of letter and papers from G. A. Erman.
In commenting on a paper on actinometric measurements varying with depth of atmosphere, JH questions the accuracy of the equipment used.
B.A.A.S. in Liverpool approved £50 grant to G. A. Erman, to be administered by Erman and JH, for computation of Gaussian constant for 1839.
Thanks for grant of £50 from B.A.A.S. for calculations related to request from Georg Erman [see JH's 1870-5-6].
Comments on JH's concerns about actinometric measurements [see JH's 1870-9-20]; recommends the study of periodicity of waves on Atlantic Coast.
Corrects date on publication by G. A. Erman.
Requests some rewording of B.A.A.S. resolution [see JH's 1870-9-27].
Reports on status of John Robinson's eye following cataract surgery.
Explains error in B.A.A.S. report on grant for G. A. Erman. Will notify George Griffith.
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