257  (d)     As  to  employees  in  employments  in  which  it  is  the  cus-
tom to  operate  throughout  the  working  days  of  the  year,  the  an-
nual earnings,  if  not  otherwise  determinable,  shall  be  regarded
as  300  times  the  average  daily  earnings  in  such  computation.
257  In  paragraph  (d)  the  annual  earnings,  if  not  other-
wise determinable,  are  300  times  the  average  daily
earnings.  Springfield  Coal  Mining  Co.  v.  Industrial
Commission,  291  111.  408,  411 ;  126  N.  E.  133.
257  (e)  As  to  employees  in  employments  in  which  it  is  the  cus-
tom to  operate  for  a  part  of  the  whole  number  of  working  days
in  each  year,  such  number,  if  the  annual  earnings  are  not  other-
wise determinable,  shall  be  used  instead  of  300  as  a  basis  for
computing  the  annual  earnings:  Provided,  the  minimum  num-
ber of  days  which  shall  be  so  used  for  the  basis  of  the  year's
work  shall  not  be  less  than  200.
257  For  employees  mentioned  in  paragraph  (e)  the
annual  earnings  are  the  average  daily  earnings
multiplied  by  the  actual  number  of  days  employed,
such  actual  days  to  be  not  less  than  200.  Springfield


SECTION  10— (f),   (g)  223

Coal  Mining  Co.  v.  Industrial  Commission,  291  111.
408,  411 ;  126  N.  E.  133.
258  (f)  In  the  case  of  injured  employees  who  earn  either  no  wage
or  less  than  the  earnings  of  adult  day  laborers  in  the  same  line
of  employment  in  that  locality,  the  yearly  wage  shall  be  reck-
oned according  to  the  average  annual  earning  of  adults  of  the
same  class  in  the  same  (or  if  that  is  impracticable  then  of
neighboring)  employments.
