Imperial Paper Sizes
Monarch
184 x 267
mm
mm
Quarto
229 x 279
mm
mm
Pott
318 x 381
mm
mm
Brief
343 x 406
mm
mm
Small Foolscap
337 x 419
mm
mm
Foolscap
343 x 432
mm
mm
Pinched Post
375 x 470
mm
mm
Post
394 x 489
mm
mm
Crown
381 x 508
mm
mm
Large Post
394 x 508
mm
mm
Copy Draught
406 x 508
mm
mm
Demy
445 x 572
mm
mm
Medium
470 x 584
mm
mm
Broadsheet
457 x 610
mm
mm
Sheet, Half Post
495 x 597
mm
mm
Royal
508 x 635
mm
mm
Super Royal
483 x 686
mm
mm
Cartridge
533 x 660
mm
mm
Double Post
483 x 762
mm
mm
Princess
546 x 711
mm
mm
Elephant
584 x 711
mm
mm
Imperial
559 x 762
mm
mm
Double Large Post
533 x 838
mm
mm
Double Demy
572 x 902
mm
mm
Columbier
597 x 876
mm
mm
Atlas
660 x 864
mm
mm
Double Elephant
678 x 1016
mm
mm
Grand Eagle
730 x 1067
mm
mm
Quad Demy
889 x 1143
mm
mm
Antiquarian
787 x 1346
mm
mm
Emperor
1219 x 1829
mm
mm
Information
Historic British Imperial sizes named after folding steps (Royal, Demy, Crown, Elephant). Still used for antique book restoration.
Imperial Paper Sizes — Width x Height (mm) / Width x Height (inches)
| Format | Width x Height (mm) | Width x Height (inches) |
|---|---|---|
| Monarch | 184 x 267 | 7.24 x 10.51 |
| Quarto | 229 x 279 | 9.02 x 10.98 |
| Pott | 318 x 381 | 12.52 x 15 |
| Brief | 343 x 406 | 13.5 x 15.98 |
| Small Foolscap | 337 x 419 | 13.27 x 16.5 |
| Foolscap | 343 x 432 | 13.5 x 17.01 |
| Pinched Post | 375 x 470 | 14.76 x 18.5 |
| Post | 394 x 489 | 15.51 x 19.25 |
| Crown | 381 x 508 | 15 x 20 |
| Large Post | 394 x 508 | 15.51 x 20 |
| Copy Draught | 406 x 508 | 15.98 x 20 |
| Demy | 445 x 572 | 17.52 x 22.52 |
| Medium | 470 x 584 | 18.5 x 22.99 |
| Broadsheet | 457 x 610 | 17.99 x 24.02 |
| Sheet, Half Post | 495 x 597 | 19.49 x 23.5 |
| Royal | 508 x 635 | 20 x 25 |
| Super Royal | 483 x 686 | 19.02 x 27.01 |
| Cartridge | 533 x 660 | 20.98 x 25.98 |
| Double Post | 483 x 762 | 19.02 x 30 |
| Princess | 546 x 711 | 21.5 x 27.99 |
| Elephant | 584 x 711 | 22.99 x 27.99 |
| Imperial | 559 x 762 | 22.01 x 30 |
| Double Large Post | 533 x 838 | 20.98 x 32.99 |
| Double Demy | 572 x 902 | 22.52 x 35.51 |
| Columbier | 597 x 876 | 23.5 x 34.49 |
| Atlas | 660 x 864 | 25.98 x 34.02 |
| Double Elephant | 678 x 1016 | 26.69 x 40 |
| Grand Eagle | 730 x 1067 | 28.74 x 42.01 |
| Quad Demy | 889 x 1143 | 35 x 45 |
| Antiquarian | 787 x 1346 | 30.98 x 52.99 |
| Emperor | 1219 x 1829 | 47.99 x 72.01 |