In our ongoing look into the history of aviation, we examine the day when the Lockheed L-188 Electra made its first flight on December 6, 1957. Named for the twin engine Model 10 Electra of the ...

Our cover of Oct. 7, 1957, showed the first Lockheed L-188 Electra mid-range transport ... Center indicated that a stiffness in the Electra's engine had triggered an interaction known as whirl ...