Copy letter from Robert William Frederick Harrison, to Professor Henry Alexander Miers, Fellow of the Royal Society Harrison communicates a suggestion of the Soiree Exhibits Committee that Miers might give a short talk with lantern illustrations in the Meeting Room, of between 20 and 30 minutes duration, on growing crystals, for the Ladies Conversazione. He asks that Miers inform him as soon as possible about whether he will agree to deliver this short lecture. 3 June 1907