>>Nadya,
>>
>>Dump all the stuff you have and use the normal textbox in the column, set the controlsource to the logical field and set the Inputmask for the column to Y.
>
>Jim,
>
>It would be a great solution, unfortunately, the logic in my case is reverse (e.g. .t. means 'N' - should not be reviewed and .f. means 'Y' - should be reviewed).
>
>What can I do here?

Yet another... use Mike's suggestion but change the style of the checkbox to Grapical, remove the caption, make two bitmaps (one N and one Y) and then change the downpicture to the "Y" (or "N") bitmap.