All 3 books are Newsstand Variants. All 3 are signed by Walt Simonson. The COA is from the Hero Initiative. This is a great set of the First 3 appearances of Beta Ray Bill. HUGE(we'll pretty huge, not like ASM 1 huge, but still really really big type huge) KEYS
Below is eBay's AI description. : )
The product is a signed vintage comic book featuring The Mighty Thor #337 - 339 by Walt Simonson, with a Certificate of Authenticity. This single issue from the Bronze Age era (1970-83) is a Newsstand Variant with a First Character Appearance of Beta Ray Bill. The comic is part of the Marvel Universe and published by Marvel Comics in 1983, making it a valuable collectible for fans of the Avengers superhero team and US Comics tradition. With beautiful color artwork by Walt Simonson, this comic is a must-have for any serious collector of superhero comics.