| The
   ham
   is
   separated
   from
   the
   side
   by
   a
   straight
   cut
   approximately
   perpendicular
   to
   the
   outer
   skin
   surface
   and
   to
   a
   line
   parallel
   to
   the
   shank
   bones.
   This
   cut
   passes
   through
   a
   point
   which
   is
   not
   less
   than
   1
   1/2
   in.
   and
   not
   more
   than
   3
   1/2
   in.
   from
   the
   knob
   of
   the
   aitch
   bone.
   The
   foot
   shall
   be
   removed
   at,
   or
   slightly
   above,
   the
   hock
   joint.
   The
   tail
   bones
   and
   tail,
   vertebrae,
   flank
   muscle,
   preformoral
   lymph
   gland,
   and
   any
   other
   exposed
   lymph
   glands
   shall
   be
   removed.
   The
   fat
   on
   the
   face
   of
   the
   ham
   shall
   be
   removed,
   without
   any
   appreciable
   scoring
   or
   damage
   to
   the
   muscular
   portion.
   Practically
   all
   pelvic
   fat
   shall
   be
   removed.
   The
   ham
   shall
   be
   suitably
   faced
   with
   a
   smooth,
   well-rounded
   skin
   collar,
   extending
   not
   more
   than
   2
   1/2
   in.
   inward
   from
   the
   center
   of
   the
   stifle
   joint;
   the
   lymph
   glands
   and
   fat
   in
   the
   flank
   area
   must
   be
   removed
   close
   to
   the
   muscles
   of
   the
   ham.
   The
   exterior
   fat
   thickness
   of
   the
   ham,
   measured
   directly
   under
   the
   bone
   at
   the
   butt
   edge,
   shall
   not
   exceed
   that
   indicated
   on
   the
   following
   schedule: |