There were a few other airfields in Brooklyn besides Floyd Bennet... check the link i posted
Apparently as survival of the fittest, or evolution of the areas surrounding NYC regarding the growth after the WW's Obviously the smaller operations failed...
Regarding Flushing ... they built an air field in a swamp....
As Vin mentioned every few years they open a portion of the runways... clear them of fod and land some planes...
This is a bit closer to home
In this link you can see the remnants of Mitchell Field
There still is a PX at Mitchell Field... a few of the buildings are still Gov't/Armed services owned...
Nassau Community College now occupies the NNE and many of the other buildings around the "A" tack.....
You can see a large portion of the end of one of the runways just southing and east
I got my associates in engineering sciences there.... that little piece of runway has been surveyed to a questionable degree of accuracy twice a year since 1975!!
In addition to the
Cradle of Aviation Museum at Mitchell Field. There is a neat little place tucked behind Republic on New Highway...
American Airpower Museum
I'm pretty much aware of the aviation history in this area... My dad and uncle both worked high school jobs at Grumman,or Fairchild...
Uncle later went to work with GE in Penn..(lunar Module) then Sikorski..
Dad became a very polite engineer... civil...