Home/Features/Proposed ADs: Commuter Turboprop Operations in Icing Conditions Features features_old Proposed ADs: Commuter Turboprop Operations in Icing Conditions Editorial Staff Wednesday, December 20, 1995 at 12:00 AM ET Verified Key Takeaways: Uncompressed text for viewing (warning, 414K) Compressed ZIP archive for PC and Mac users (26K) Compressed GZIP archive for Unix users (24K) Share this story Editorial Staff