B.A.A.S. defers letter from [John] Washington to Magnetic Committee. Asks for JH's approval for funding [Robert] Schomburgk's portable magnetic observatory. JH should send Washington's letter to George Peacock. William Whewell, Humphrey Lloyd, and ES have contingently approved. Offers to order the appropriate instrument from Wilhelm Weber and seek partial funding from the Geographical Society. JH appends notice of his approval.

Encloses own copy of correspondence with Humphrey Lloyd and C. R. Fox about publication of magnetic observations. Mentions the affirmation of Lieutenant Younghusband in Canada. Will send the information to Charles Wheatstone and members of the Committee of Physics. Includes comments by Hew Ross and [Hussey] Vivian. Advises about cost of publication of data and sources for funding.