Section 25-320. Investigations and reports

The commission may make such
  investigations and  studies  of  matters  relating  to  the  protection,
  enhancement,  perpetuation  or  use  of  landmarks,  interior landmarks,
  scenic landmarks and historic  districts,  and  to  the  restoration  of
  landmarks,   interior  landmarks,  scenic  landmarks  and  buildings  in
  historic districts as the  commission  may,  from  time  to  time,  deem
  necessary  or  appropriate  for the effectuation of the purposes of this
  chapter, and may submit reports and recommendations as to  such  matters
  to   the   mayor  and  other  agencies  of  the  city.  In  making  such
  investigations and studies, the commission may hold such public hearings
  as it may deem necessary or appropriate.