Ffilterau
Pwnc
- Diwydiant 5858
- Celf 34
- Archeoleg a Nwmismateg 16
- Bywyd Gwerin 16
Deunydd
- Paper 3803
- Card 1203
- Metal 787
- Film (photographic) 616
- Cotton 235
- Linen 159
- Cast iron 123
- Brass 114
- Leather 103
- Bronze 100
Geiriau allweddol
- Unknown date 1313
- Mid Glamorgan 934
- South Glamorgan 712
- 1960s 514
- Gwynedd (county name) 437
- 20th century 318
- 1900s 310
- 1920s 262
- 1910s 253
- 1850s 250
Techneg
- Photograph 860
- Black and white (monochrome photograph) 738
- Painting and drawing 120
- Print 79
- Photocopy 70
- Sepia (monochrome photograph) 64
- Commercial printing 55
- Pen and ink on card 49
- Pen and ink on paper 49
- Gilt 43
Categori
- Transport 5494
- Rail 5485
- General and unprovenanced 263
- Coal 239
- Metal smelting 218
- Maritime 175
- Iron & steel 137
- Founding & forging 71
- Utilities 57
- Slate 51