| Accession Number | Creator Number | Forms Part Of | File Title | Date Range | Access Code | Container Number | Remarks |
| PR2012.0781/2833 | N/A | PR3742.0002.0001.0063 | Twice Upon a Time 1990 | 1990 | Open | OC20 | 1 plan |
| PR2012.0781/2843 | N/A | PR3742.0002.0001.0063 | Xerox Colour Renderings Twice Upon a Time 199-? | 199-? | Open | OC22 | 1 plan |
| PR2012.0781/2853 | N/A | PR3742.0002.0001.0063 | Twice Upon a Time 1990 | 1990 | Open | OC23 | 2 plans |
| PR2012.0781/3140 | N/A | PR3742.0002.0001.0063 | Twice Upon a Time Studio Dress 16/02/90 | 1990 | Open | P2 | [90 Min] Betacam Videocassette |
| PR2012.0781/3166 | N/A | PR3742.0002.0001.0063 | Twice Upon a Time Mixed Master | 1990 | Open | P2 | [29 Min:20 Sec] Audiotape |
| PR2012.0781/3171 | N/A | PR3742.0002.0001.0063 | Act I Performance Twice Upon a Time | 198-? | Open | P2 | [21 Min:20 Sec] Audiotape |