FINE 19C American School Dog Portrait Painting

United States,Late 19th Century
Naturalist depiction of two dogs posing in front of a brick building with entryway in the background. The painting exhibits influence from the work of John Henry Dolph (1835-1903). Signature illegible but certainly done by a highly skilled artist.
Medium: Oil on canvas
Size: Canvas 20" x 16",Frame 25 3/8" x 21 1/4"
Signature: Signed illegibly lower right corner, labeled "Everett, Inc. Art Investors" on verso.
Condition: Minor wear to paint on large dog's chest, indent to canvas by small dog's face,small hole over large dog, otherwise good estate fresh condition. Please refer to photographs.