REMOVE

1. Air traffic controllers

WHAT

1. Airplanes--Michigan--Kala … (1)
2. Airports - Kalamazoo Coun … (1)
3. Kalamazoo Municipal Airpo … (1)

WHERE

1. Kalamazoo; Michigan (1)

WHO

1. Morgan, Ward C., 1907-199 … (1)
2. Western Michigan Flying S … (1)

WHEN

1. 1940 - 1949 (1)
2. 1944-02-01 (1)