File contains Markham's correspondence with unknown organisations and individuals:
Andy (1 paper); Bill [Graham?] (3 papers); Bob (1 paper); Claire (1 paper); Coral (1 paper); David & Anny (1 paper); Debbie (1 paper); Edith (1 paper); Elinor (1 paper); Ferdinand (1 paper); Francis (1 paper); Fred (4 papers); Gabrielle & Ken (1 paper); Ginette (3 papers); Guat (1 paper); Hilla (1 paper); Imogen (1 paper); Jacqueline (1 paper); Jane (1 paper); Janet (1 paper); Jessica (2 papers); Judy (1 paper); Kate (3 papers); Laurence (1 paper); Lawrence (1 paper); Lynne (1 paper); Mimi [Khalvati?] (1 paper); Naseem (2 papers); Paula (2 papers); Peter (1 paper); Peter (2 papers); Tom (2 papers); Wendy & Dave (1 paper)