Letter from [George Biddell] Airy, Royal Observatory Greenwich, to the Chairman of the Committee on Scientific Committees Excusing his absence from the meeting of Scientific Committees, on account of which Airy wishes the letter to be read at the meeting. Airy discusses the procedures of the committees of the Royal Society. [The letter covers two papers, the second of which is labelled MC/4/273a within the volume.] 11 January 1849