Seeking "Icing Information Notes"

Although horizontal extent is a common term in the icing literature, it has not been defined anywhere. Therefore, it is defined here in a way that is compatible with conventional usage. Public Domain figure and text from DOT/FAA/AR-07/4, which are similar to one of the Notes. 1 Summary Dr. Richard Jeck, retired from the FAA, passed away in January 2026. 2 I am putting together a series on Dr. Jeck's works (He had over 60 technical publications, so this may take a while). Circa 1997, Jeck started circulating "Icing Information Notes" ["Notes"] 3: "in response to requests from the field or to clarify known areas of confusion in the interpretation and application of icing data and technical literature." They were available on request. He apparently wrote them until 2012, and there appear to have been over 30 in total. I am seeking if anyone asked for and …