The “L’series liaison aircraft in US army service were often known as “grasshoppers.” These aircraft served with artillery and outfits spotting targets and giving commanders real time information on enemy positions. They also served in Liaison Squadrons, such as the 25th Liaison Squadron which earned fame in the Pacific Theater with their “Guinea Short Lines” aircraft.
L-4 Grasshopper, Piper Cub
Primarily to serve at elimination training bases in World War II the Navy acquired 230 Piper NE-1s , basically similar to the Army L-4s with Continental 0-170 engines. Twenty NE-2s were similar.
As war spread around the world at the beginning of the 1940s, the U.S. military, dominated by old soldiers who expected to fight the next war exactly as they fought the last one, had to be convinced that the requirements for certain weapons needed to be redefined. An example was the Army’s observation airplanes, latter-day versions…
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