HCR diary 21.2.1821 "dining with the Colliers"
25.5.1825 Collier at Robinson's party at his chambers along with Masqueriers, Miss Lanes, Miss Nash and Miss Fordham "no one entirely unconnected with the others"
9.8.1825 to 8.10.1825 Robinson's holiday in Switzerland, partly with the Colliers and Esther Nash
7.2.1826 saw Mrs Aders on return from John Collier's
8.4.1826 Robinson heard at John Collier's a less favourable opinion of Hatton Stansfeld than Aders had given
27.11.1831 Mrs Aders "whom I requested to buy three Chantilly black veils for me which I mean to give to Miss Fl:, Miss D: and Mrs Collier"
28.11.1831 Mrs Aders "has bought me three beautiful veils for Mrs Collier, Miss Flaxman and Miss Denman which I paid her for"
17.3.1833 "called at J P Cplloier's to induce him to take the Duke of Devonshire to Aders' gallery - not at home"
John Payne Collier (DNB 1789-1883). He married Mary Louisa Pycroft in 1816. His father John Dyer Collier died at the end of November 1825 so may perhaps have been included in the first three entries above, Robinson having lodged with the Colliers from 1806 to 1813. J P Collier's mother Jane lived till 1833