did you encounter this file (e.g., an SNHU course, a military archive site, a downloaded link)?
A 1943 document titled "U.S. Radar - Operational Characteristics of Available Equipment Classified by Tactical Application" was classified as "SECRET" and registered under the code FTP 217. 2. Academic Coursework (HIS 217 - SNHU) 217.rar
Many results point to , a course at Southern New Hampshire University (SNHU). did you encounter this file (e