IN MEMORIAM: Nellie M. Knorr, 92; Ran Excursion Railroad Downstate BURLINGTON FLATS – Nellie M. Knorr, 92, of Burlington Flats, who operated the Casey Jones Railroad in Rockland County with her husband, passed away Saturday, Nov. 16, 2019, at her home, surrounded by her family. Nellie was born on Oct. 26, 1927, in New City, the daughter of the late John and Carrie Garrison Mackey. In addition to her parents, she was predeceased by her husband William H. Knorr in…