@unpublished{Jacobson-1944,
  author     = {Jacobson, R.},
  series     = {Aleutian Manuscript Collection. New York Public Library Bulletin},
  title      = {A note on Aleut speech sounds},
  type       = {manuscript},
  volume     = {48},
  year       = {1944},
  iso_code   = {ale},
  olac_field = {typology; phonetics; phonology; general_linguistics},
  wals_code  = {aea}
}