Solve the puzzle: Office facilities

Across

2. small device used with a computer
4. portable computer
7. notebook for appointments
8. removes pencil marks
11. you use it to write in ink
12. for drawing or writing
13. sort of table in an office

Down

1. writing materials
3. system for sending documents using telephone lines
5. used to speak to people
6. where documents or papers are kept
9. instrument for attaching papers
10. machine for storing and analyzing information