diff --git a/README.md b/README.md
index 1e47754..fffcec1 100644
--- a/README.md
+++ b/README.md
@@ -195,6 +195,88 @@ Checking for ghostscript and bcmath
                 Inverting Width <-> Height
    Resizing to: A2 ( 1684 x 1191 )
 ```
+## GhostScript Paper Tables
+```
+$ pdfscale -p
+pdfscale v2.0.0
+
+Valid Ghostscript Paper Sizes accepted
+
++-----------------------------------------------------------------+
+| ISO STANDARD                                                    |
++-----------------------------------------------------------------+
+| Name            | inchW | inchH |  mm W |  mm H | pts W | pts H |
++-----------------+-------+-------+-------+-------+-------+-------+
+| a0              |  33.1 |  46.8 |   841 |  1189 |  2384 |  3370 |
+| a1              |  23.4 |  33.1 |   594 |   841 |  1684 |  2384 |
+| a2              |  16.5 |  23.4 |   420 |   594 |  1191 |  1684 |
+| a3              |  11.7 |  16.5 |   297 |   420 |   842 |  1191 |
+| a4              |   8.3 |  11.7 |   210 |   297 |   595 |   842 |
+| a4small         |   8.3 |  11.7 |   210 |   297 |   595 |   842 |
+| a5              |   5.8 |   8.3 |   148 |   210 |   420 |   595 |
+| a6              |   4.1 |   5.8 |   105 |   148 |   297 |   420 |
+| a7              |   2.9 |   4.1 |    74 |   105 |   210 |   297 |
+| a8              |   2.1 |   2.9 |    52 |    74 |   148 |   210 |
+| a9              |   1.5 |   2.1 |    37 |    52 |   105 |   148 |
+| a10             |   1.0 |   1.5 |    26 |    37 |    73 |   105 |
+| isob0           |  39.4 |  55.7 |  1000 |  1414 |  2835 |  4008 |
+| isob1           |  27.8 |  39.4 |   707 |  1000 |  2004 |  2835 |
+| isob2           |  19.7 |  27.8 |   500 |   707 |  1417 |  2004 |
+| isob3           |  13.9 |  19.7 |   353 |   500 |  1001 |  1417 |
+| isob4           |   9.8 |  13.9 |   250 |   353 |   709 |  1001 |
+| isob5           |   6.9 |   9.8 |   176 |   250 |   499 |   709 |
+| isob6           |   4.9 |   6.9 |   125 |   176 |   354 |   499 |
+| c0              |  36.1 |  51.1 |   917 |  1297 |  2599 |  3677 |
+| c1              |  25.5 |  36.1 |   648 |   917 |  1837 |  2599 |
+| c2              |  18.0 |  25.5 |   458 |   648 |  1298 |  1837 |
+| c3              |  12.8 |  18.0 |   324 |   458 |   918 |  1298 |
+| c4              |   9.0 |  12.8 |   229 |   324 |   649 |   918 |
+| c5              |   6.4 |   9.0 |   162 |   229 |   459 |   649 |
+| c6              |   4.5 |   6.4 |   114 |   162 |   323 |   459 |
++-----------------+-------+-------+-------+-------+-------+-------+
+
++-----------------------------------------------------------------+
+| US STANDARD                                                     |
++-----------------------------------------------------------------+
+| Name            | inchW | inchH |  mm W |  mm H | pts W | pts H |
++-----------------+-------+-------+-------+-------+-------+-------+
+| 11x17           |  11.0 |  17.0 |   279 |   432 |   792 |  1224 |
+| ledger          |  17.0 |  11.0 |   432 |   279 |  1224 |   792 |
+| legal           |   8.5 |  14.0 |   216 |   356 |   612 |  1008 |
+| letter          |   8.5 |  11.0 |   216 |   279 |   612 |   792 |
+| lettersmall     |   8.5 |  11.0 |   216 |   279 |   612 |   792 |
+| archE           |  36.0 |  48.0 |   914 |  1219 |  2592 |  3456 |
+| archD           |  24.0 |  36.0 |   610 |   914 |  1728 |  2592 |
+| archC           |  18.0 |  24.0 |   457 |   610 |  1296 |  1728 |
+| archB           |  12.0 |  18.0 |   305 |   457 |   864 |  1296 |
+| archA           |   9.0 |  12.0 |   229 |   305 |   648 |   864 |
++-----------------+-------+-------+-------+-------+-------+-------+
+
++-----------------------------------------------------------------+
+| JIS STANDARD                                                    |
++-----------------------------------------------------------------+
+| Name            | inchW | inchH |  mm W |  mm H | pts W | pts H |
++-----------------+-------+-------+-------+-------+-------+-------+
+| jisb0           |    NA |    NA |  1030 |  1456 |    NA |    NA |
+| jisb1           |    NA |    NA |   728 |  1030 |    NA |    NA |
+| jisb2           |    NA |    NA |   515 |   728 |    NA |    NA |
+| jisb3           |    NA |    NA |   364 |   515 |    NA |    NA |
+| jisb4           |    NA |    NA |   257 |   364 |    NA |    NA |
+| jisb5           |    NA |    NA |   182 |   257 |    NA |    NA |
+| jisb6           |    NA |    NA |   128 |   182 |    NA |    NA |
++-----------------+-------+-------+-------+-------+-------+-------+
+
++-----------------------------------------------------------------+
+| OTHERS                                                          |
++-----------------------------------------------------------------+
+| Name            | inchW | inchH |  mm W |  mm H | pts W | pts H |
++-----------------+-------+-------+-------+-------+-------+-------+
+| flsa            |   8.5 |  13.0 |   216 |   330 |   612 |   936 |
+| flse            |   8.5 |  13.0 |   216 |   330 |   612 |   936 |
+| halfletter      |   5.5 |   8.5 |   140 |   216 |   396 |   612 |
+| hagaki          |   3.9 |   5.8 |   100 |   148 |   283 |   420 |
++-----------------+-------+-------+-------+-------+-------+-------+
+```
 
 ## System Install
 The installer will name the executable as `pdfscale` with no uppercase chars and without the `.sh` extension.