LN_printers

     +-------------------+----------------------------------+
     |                   |      DIGITAL Laser Printer       |
     | Sheet_size Values | LN15 | LN17 | LN20 | LN40 |LNC02 |
     +-------------------+----------------------------------+
     | LETTER, A         |  X   |  X   |  X   |  X   |  X   |
     | LEDGER, B         |      |      |  X   |  X   |      |
     | LEGAL             |  X   |  X   |  X   |  X   |  X   |
     | EXECUTIVE         |  X   |  X   |  X   |  X   |  X   |
     | HALFLETTER        |      |  X   |  X   |  X   |  X   |
     | BUSINESS_ENVELOPE |  X   |  X   |  X   |      |  X   |
     | 7_ENVELOPE        |  X   |  X   |  X   |      |      |
     | A6                |      |  X   |  X   |      |  X   |
     | A5                |  X   |      |  X   |  X   |  X   |
     | A4                |  X   |  X   |  X   |  X   |  X   |
     | A3                |      |      |  X   |  X   |      |
     | B5                |  X   |  X   |  X   |  X   |  X   |
     | B4                |      |      |  X   |  X   |      |
     | C5_ENVELOPE       |  X   |  X   |  X   |      |      |
     | C6_ENVELOPE       |      |  X   |      |      |      |
     | DL_ENVELOPE       |  X   |  X   |  X   |      |  X   |
     | FOLIO             |      |  X   |  X   |      |  X   |
     | FOOLSCAP          |      |      |      |      |  X   |
     | SPFOLIO           |      |      |      |      |  X   |
     | UKQUARTO          |      |      |      |      |  X   |
     | 12X19.5           |      |      |  X   |      |      |
     | 13X19             |      |      |  X   |      |      |
     +-------------------+----------------------------------+