| Reference Number | Title | Date | Series |
| RNT/PR/4/1/245 | The Oresteia | January 1982 - December 1983 | Press Production Review Files |
| RNT/PP/2/9/15 | The Making of The Oresteia | March 1983 | Exhibition Posters |
| RNT/SM/2/4/33 | The Oresteia | 1981 | Olivier Show Reports |
| RNT/PP/1/3/62 | The Oresteia | 28 November 1981 | Olivier Programmes |
| JH/1/56 | Harrison, Tony | c1990 | Indexed files |
| JH/6/1/22 | Aeschylus - Oresteia | July 1980 | Production scripts |
| JH/3/29 | Notebook | 2001-2002 | Notebooks and Sketchbooks |
| JH/2/53/9 | General correspondence 1982-1989 | 1982-1989 | 'Personal Correspondence' |
| JH/3/10 | Notebook | 1990 | Notebooks and Sketchbooks |
| JH/3/45a | Sketchbook | 1981-1982 | Notebooks and Sketchbooks |
| JH/5/42 | Working masks - The Oresteia | c1980 | Models |
| JH/5/13 | 'The Oresteia' | c1981 | Models |
| JH/9/1/5 | 'Oresteia' | 1981 | Albums |
| JH/9/8 | Sandra Lousada Negatives | | Photographic material |
| JH/3/45b | Sketchbook | 1981-1982 | Notebooks and Sketchbooks |
| JH/9/1/12 | 'Oresteia workshop' | c1981 | Albums |
| JH/9/1/22 | 'Baal Phoenix Mother Courage Old Vic Galileo NT [National Theatre] Good Woman of Setzuan RCT [Royal Court Theatre] Oresteia NT and Delphi' | c1960s-1980s | Albums |
| JH/1/73 | Oresteia Television/Oresteia ground plans and research | c1980s | Indexed files |
| JH/5/43 | Mask moulds | c1980 | Models |
| JH/1/72 | Oresteia plans/research/TV | | Indexed files |
| JH/7/4 | The Oresteia | 1981 | Costumes |
| JH/9/1/24 | 'The Oresteia - Greece' | c1981 | Albums |
| JH/13/1 | Programmes - Herbert designed productions | 1956-1992 | Programmes |
| JH/2/24 | Letters | 1977-1998 | Un-indexed files |
| JH/9/2/6 | Various productions | c1959-1981 | Productions |
| JH/4/65 | The Oresteia | 1981 | Design drawings |
| JH/12/13 | Portfolio - new | c1964-1995 | Portfolios and non-production artworks |
| RNT/PR/3/195 | The Oresteia | 1981 | Rehearsal and Production Photographs |
| RNT/PO/3/1/36 | The Oresteia | 1981 | Olivier Production Office Show Files |
| RNT/PR/2/2/67 | The Oresteia for the 15,000 seat amphitheatre at Epidaurus to open Athens Festival | 20 April 1982 | Press Releases 1980-1989 |
| JH/1/95 | Timon of Athens | c1981-1988 | Indexed files |
| JH/10/19 | Diary - 1981 | Jan- Dec 1981 | Diaries |
| JH/2/27/2 | 'Sandra' | c1968-2000 | Masks |
| RNT/PR/2/2/46 | The Oresteia to open in Olivier in November | 7 September 1981 | Press Releases 1980-1989 |
| RNT/R/1/4/3/131 | The Oresteia | 1981 | Postcards |
| JH/9/2/17 | The Oresteia | 1981 | Productions |
| RNT/PP/3/1/4 | 1981 | 1981 | NT Production related printwork |
| JH/13/2 | Programmes - non-Herbert designed productions | c1950s-2000 | Programmes |
| RNT/PP/3/9/2/31 | Oresteia | 1981 | Olivier Cast Lists |
| RNT/PP/2/3/51 | The Oresteia | 28 November 1981 | Olivier Posters |
| RNT/PP/2/3/52 | The Oresteia | 28 November 1981 | Olivier Posters |
| JH/9/10 | National Theatre memorial exhibition photographs | 2004 | Photographic material |
| JH/2/63/6 | 'G' | 1999-2002 | Concertina folder |
| JH/2/27/1 | 'Greek Theatre Masks - The Getty' | 2002 | Masks |
| JH/3/36 | Notebook | c1981 | Notebooks and Sketchbooks |
| JH/3/45 | Sketchbook | 1982 | Notebooks and Sketchbooks |
| RNT/SM/1/197 | The Oresteia | 1981 | Prompt Scripts |
| RNT/PP/5/105 | The Oresteia | 1981 | Rehearsal Photographs |
| RNT/PP/1/3/63 | The Oresteia | 28 November 1981 | Olivier Programmes |
| RNT/PL/3/681 | NT25: 1981 (The Oresteia) | 10 May 2001 | Platforms Audio Recordings |
| RNT/R/1/4/3 | Postcards | Undated | Stationery |
| RNT/PP/1/6/118 | The Oresteia | 18 June 1982 | Touring programmes |
| RNT/PO/5/104 | The Oresteia | 1981 | Set Photographs |
| RNT/PR/4/1/244 | The Oresteia | August 1981 - July 1984 | Press Production Review Files |
| RNT/CO/1/139 | The Oresteia | 1981 | Costume Department Production Files |
| JH/2/26 | Magazines | 1971-1986 | Un-indexed files |
| JH/2/35/29 | 'Oresteia' | c1980-1982 | Research |