103 - Legion Lake - Black Hills, South Dakota SD PostcardDefault Manufacturer103 - Legion Lake - Black Hills, South Dakota SD Postcard Vintage Collectible Postcard.sd_black_hills_0034sd_black_hills_00347.97USpostcards.comhttps://www.uspostcards.com/Item/South-Dakota/Black-Hills/sd_black_hills_0034/103-Legion-Lake