Relic of New Jersey (1926 huge explosion)

[kz11gr]

Hello

Here some photos. I think it's a 37mm ammunition and not a 40mm.

German WWII INTERT 40mm Cannon Shell Trench Art

German WWII INTERT 40mm Cannon Shell Trench Art- On July 10, 1926, a lightning strike at the Lake Denmark Naval Ammunition Depot in New Jersey ignited a massive fire and subsequent explosions, causing significant damage and casualties. At the time, the arsenal was used to store over 670,000...

www.therupturedduck.com

... Shell and case are correct and match ?

 

[Hoeksel]

Almost right ;-). A 1919 dated, American, 37 mm round (1 pounder). Projectile could be American, not my expertise.

 

[hasag]

37x137R / Marina de los EE. UU. 1 Pndr.