Copy letter from Michael Foster, to the Secretary, Royal Academy of Arts 'Sir, I am directed to inform you that the President and Council of the Royal Society, having been informed that the accompanying collection of casts from Mr Marchant's gems, and catalogue of the same, would be acceptable to the Royal Academy, resolved at their meeting held on the 21st inst. [instant] that they be presented to the Library of the Royal Academy. I am, Sir, your obedient servant, (signed) M Foster Sec RS [Secretary, Royal Society]'. 22 March 1889