Britton 24.1.1803 at Philips / 2.5.1803 at Royal Academy exhibition / 24.2.1806 calls / 26.2.1806 call on / 14.3.1806 calls / 16.1.1807 call on / 25.1.1807 meet / 13.4.1809 Soane, Brittons at Thelwal's / 24.10.1810 meet Britton / 21.6.1824 call on Britton / 7.9.1826 call on Britton for Col Drummond / 9.9.1826 call on Britton adv Brayley / 27.11.1828 call on /8.1.1829 again / 8.2.1829 again / 14.2.1829 again / 15.12.1829 meet / 4.1.1831 Britton adv at Brayley's / 14.3.1831 Britton at Martin's / 16.6.1831 Britton at Sass's / 4.3.1832 Britton at Pickergil's / 18.3.1832 Britton at Pickersgil's
Very likely John Britton DNB 1771-1857 antiquary, topographer & draughtsman, exhibited Royal Academy 1799 from Islington Rd, 1800 to 1819 from 18 Wilderness Row, Goswell St. His wife Mary (née Morgan?) at Thelwall's dinner 1809 after Holcroft's memorial drink, Sir John Soane also present, friend of Britton. Brayley was Britton's main colleague. See my entries for Soane & Brayley