2 Packs Vintage NuAce Regular Mounting Corners Black Ace Art Co I protect logo

Two Packs of Vintage Nuance Regular Mounting Corners Black from Ace Art Company, Reading, MA Both packs have been opened, but have sealed from age. I can see Mounting Corners in both packs when holding them up to the light. One pack has more than the other. I can't tell how many corners are in each pack. Vintage Scrapbook Accessories Nuance Mounting Corners - 1940 opened Photo Corners Collectible Vintage from the 1940s “I protect what you collect” -Photo corners for holding photo prints, greeting and post cards in albums and on mounting cards. -Color: Black -Material: Paper