(ft)  Every  appointment  made  within  the  Government  Printing  Office  sliall  be
made  subject  to  investigation.  The  scope  of  the  investigation  shall  be  determined
in  the  first  instance  according  to  the  degree  of  adverse  effect  the  occupant  of  the
position  sought  to  be  filled  could  bring  about,  by  virtue  of  the  nature  of  the  posi-
tion, on  the  national  security,  but  in  no  event  shall  the  investigation  include  less
than  a  national  agency  check  (including  a  check  of  the  fingerprint  tiles  of  the
Federal  Bureau  of  Investigation)  and  written  inquiries  to  appropriate  local  law-
enforcement  agencies,  former  employers  and  supervisors,  references,  and  schools
and  coUcgi'S  attended  by  the  person  under  investigation:  Pi'ovidcd,  That  to  the
extent  authorized  by  the  Civil  Service  Commission  a  less  investigation  may  suffice
with  respect  to  per  diem,  intermittent,  temporary,  or  seasonal  employees,  or
aliens  employed  outside  the  United  States.  Should  information  develop  at  any
stage  of  investigation  indicating  that  the  employment  of  any  such  person  may
not  be  clearly  consistent  with  the  interests  of  the  national  security,  there  shall
1)0  conducted  with  resjject  to  such  person  a  full  field  investigation,  or  such  less
investigation  as  shall  be  sufficient  to  enable  the  I'ublic  Printer  to  determine
whether  retention  of  such  person  is  clearly  consistent  with  the  interests  of  the
national  security.
