I can't see the cell reference (i.e A, B, C, 1, 2, 3). How do I .

[Guest]

Somehow the row and column headings are gone. I can't change the width of
the columns or row height. What did I do to make them go away and how do I
get them back?

 

[Dave Peterson]

Tools|options|view tab
check row and column headers

 

[Vasant Nanavati]

Tools | Options | View | Window Options | Row and Column Headers