Sea Hunter unmanned surface trimaran naval vessel

cover pictorially postmarked from Lincoln, NE on Feb 28, 2021. Color image

cachet # 3252 by Alvin Eckert #9964, USCS.

Cover with an Archive Quality Envelope without gum on flap. 

Cover with a DIY matte and 5x7 frame, makes a fine gift!

Sea Hunter: is a 132' long unmanned Vigor surface vessel being tested by the US Navy.

It was built by Vigor Industries in Portland, Oregon and the testing is being done by Leidos.

So far she has sailed to Hawaii, and participated in RIMPAC '22. Her original mission was

to track unfriendly submarines, in place of crewed USN submarines.

See her web pages for the details of her design, construction, military capabilities and operations.

Cover franked with a 55 cent flag stamp.

Seller has several different aircraft/drone covers. Check out my other items!

These items make fine gifts when mounted on a colored matte

and placed in a 5x7 picture frame.    Free US Shipping!