MANTUAMAKER'SEAM :---This is also a ridged seam which is not suitable for bulky fabrics .

keeping rightsides facing , tack the garment on the seamline . Trim

one seam edge to 1/8 " from the tacking line and the other

seam edge to 3/8 " . Make a 1/8 " turning on the wide side

so that this edge nearly touches the narrow seam allowance . Now make

the folded edge line along the original tacking line . Machine

stitch or hem through all thickness and remove tacking .