CAREY ASFALTSLATE SHINGLES advertising glass slide '20s the shingle that never curls!

An Original Vintage Theatrical Advertising Glass Slide (measures 3 1/4" x 4" [8 x 10 cm])
Carey Asfaltslate Shingles, the 1920s glass slide advertisement promoting Carey Asfaltslate shingles and featuring (U.S.)
Condition: very good to fine