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this.gridGroupingControl1.TableDescriptor.Columns["Col1"].Width = 200;
grid.Appearance.RecordFieldCell.Font.Facename
2) grid.Appearance.RecordFieldCell is only every other record line. So, you would also have to set grid.Appearance.AlternateRecordFieldCell as well. If the appropriate Appearances are set, then you should not have to set the styles again in QueryCellStyleInfo unless you want to override the initial Appearance settings.