For example, if the first seam is made generally along {HEAD ~ edge B}, a second seam can be made along {TAIL ~ edge A}, or vice versa, by the same process 
For example , if the first seam is made generally along { HEAD ~ edge B } , a second seam can be made along { TAIL ~ edge A } , or vice versa , by the same process
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH