There  is  no  authority  7br  sa^ng,  that  the  grantee  of  an  office,  the  duties  of  which
are  performed  upon  land  onginally  belonging  to  the  grantor,  is  not  entitled  to
compel  .the  grantee  of  the  office,  claiming  the  land,  to  discover  the  means  by  which
he  has  (as  he  alleges),  during  his  exercise  of  the  office,  Ixscome  entitled  to  the  land
or  pro|)erty  upon  which  the  authority  to  grant  the  office  depends.
CASES  IN  CHANCEKY.  9

of  bailiff  or  conservator,  with  the  duty  to  see  to  the  na«       1849.
vigation,  prevent  obstructions  and  nuisances,  and  regu-  ^'^nf^^

late  the  fishing  thereof;  but  that  they  did  not,  by  virtue  Attorney-

of  such  office,  acquire  any  estate  or  interest  in  the  GbJ'eeal

ground  and  soil  of  the  bed  or  shore  of  the  river.  The

Corporation
of  LONIWK*

That  the  Corporation  had  lately  claimed  to  be  seised
of  the  freehold  of  the  ground,  bed,  and  soil  of  the
river,  and  had  assumed  to  exercise  acts  of  ownership
which  were  beyond  their  power  as  bailiff  and  con-
servator.
The  information  then  stated  particular  instances,  in
which  the  Corporation  had,  for  a  pecuniary  considera-
tion, granted  licences  to  embank  the  river  between  the
high  and  low  water  mark,  to  the  detriment  of  the
navigation.
