|Alternative reference number
|Copy letter from Frederick Alexander Towle, Assistant Secretary of the Royal Society; to [Walter Lamb,] the Secretary of the Royal Academy of Arts
|28 January 1922
|Informs the Secretary that the Society have two lanterns, one is an epidiascope which projects opaque objects as well as ordinary lantern slides and the other is a small demonstrator's lantern. Notes that if the Secretary wishes to call and inspect either he would be happy to give a demonstration.