Black Widows Improved

[pampa14]

I share with you some pictures of rare versions of the first US operational night fighter. Does anyone know if the equipment and weapons tested were used in combat? The collection of photos can be viewed by visiting the link below:

http://aviacaoemfloripa.blogspot.com.br/2011/02/p-61-black-widow-em-testes-especiais.html


Best Regards!