TY - JOUR AB - AU - DA - 1980/7// DO - 10.17077/0003-4827.8729 IS - 5 VL - 45 PB - State Historical Society of Iowa PY - 1980 TI - The Preservation and Restoration of Sound Recordings T2 - The Annals of Iowa UR - https://pubs.lib.uiowa.edu/annals-of-iowa/article/id/5050/ ER -