Collection of writings and other papers gathered together for the Attic Chest, including items not written up in final collections for meetings, mostly by Eleanor Anne Porden or William Porden Including newscutting of Arctic expedition and meeting new tribe of Esquimaux, 1818; play called The Lunatics, performed at Positive House; letters signed by Electromagus, Pertinax Townly, Atticus Scriblerus; draft pages for more plays [c1803-1818]