Flying Under the Radar 1/7  
2/7   3/7   4/7
5/7   6/7   7/7
Mulder makes a friend
first in series
NC-17  49k total

Gaining Altitude 1/5   2/5   3/5
4/5   5/5
Continuation of
Flying Under the Radar
second in series
NC-17  37k total

Some Turbulence
Is Expected 1/4
2/4   3/4   4/4
Continuation of
Flying Under the Radar
third in series
NC-17  43k total 

Visibility Zero 1/1
Continuation of "Flying under the Radar",  "Gaining Altitude" ,
"Some Turbulence Expected" 
fourth in series
NC-17  20k total

Flight Delayed 1/1   1/2   1/3   1/4
Continuation of "Flying under the Radar", 
"Gaining Altitude" ,
"Some Turbulence Expected" and
"Visibility Zero" 
fifth in series
NC-17  38k total

Shuttle 1/1  
1/2   1/3
Continuation of "Flying under the Radar", "Gaining Altitude" ,
"Some Turbulence Expected",
"Visibility Zero" and 
"Flight Delayed 
sixth in series
NC-17  38k total

Final Approach 1/1   
Continuation of "Flying under the Radar", "Gaining Altitude" ,
"Some Turbulence Expected",
"Visibility Zero" and 
"Flight Delayed 
"Shuttle"
Last in series