To create a text box: Click on the text box tool,
(Located at the top right hand corner of the toolbar.  
Use the HELP button if you cannot locate it.)
A black cross hair appears.
Point the cursor to where you want the text box
Click, hold and Drag the cursor to size the box.
Release the button, you are now ready to enter text
Type your name, the date, and your unknown number in the box

To move the box:
Click and Hold inside the text box and
Drag to the upper right hand corner of the chart page.
(Note: the box cannot be highlighted before you move it. If it is highlighted, click anywhere else in the chart - then click and hold on the text box and drag to a new location).