Top thread .................. 17_20
Top thread tension ............ 19_20
Top thread tension control ..... 2, t9_20
Turning a square corner .......... 28
Two-point box stitching ........... 26, 54
Two-point shell stitching ........ 25, 50
Z
Zigzag foot ....................
..... 11, 23_26, 31, 35_40, 50_53, 60_6t
Zigzag stitching ........... 23, 31_36
Zigzag overcasting ................ 36
Zipper application ........... 23, 48_49
Zipper foot ...... 4, 12, 23, 48_49, 60_61
63