Portrait of Siblings

Artist unidentified, new England, ca. 1830.
Canvas stamp on verso, “Hollis and Wheeler, Boston, Mass.”
Oil on canvas.
36” x 29”, 43” x 36” with frame.
Excellent condition, appears to be in the original mahogany veneer frame.
This charming full-length portrait of brother and sister holding their hats are standing in front of a beautiful landscape view.