&plot
 afigname='/home/jeffery/public_html/aalib/052_Ibc/f3.eps'
 afile='./d1990/sn1993j_IIb/sn1993j_1993_09_15.5.html'
       './d1990/sn1993j_IIb/dif/sn1993j_1993_09_15.5.dif'
 idash=0,0
 idif=0,1       ! The dif files take a different read-in. 
 ifile=2
 iformat=1,-1
 ixlog=1
 ! ixlog=0
 ! xtick=-.2,-1.
 xtick=-.2,-2.
 iylog=1
 ! iylog=0
 ytick=-1.,2.
 scale=.2d+15,1.
 ismooth=1
 smooth_x=.00167,smooth_zone=1.d+30
 title='\rm ' 
 v_helio=-39.,-39.   ! A minus signs on the format statements prevent further shifting.
 xmin=1600.
 xmax=11000.
 ylabel='\rm Flux'
 ymin=.02
 ymax=7.5

 iputlabel=6
 aputlabel=
        '\rm MgII'
        '\rm CaII'
        ' '              !   '\rm MgI]?'   I think this id is now dubious.
        '\rm [OI]'
        '\rm [CaII]'
        '\rm CaII'
 putlabel=
          2726.,4.
          3800.,1.8
          4570.,1.8 ! Mg I] 4562
          6300.,6.3
          7300.,5.3
          8550.,6.
/