Vintage landscape: country home

Country Home, 1904, Library of Congress“Bird’s-eye view of a new home in the country, with formal and vegetable gardens, carriage house, windmill, and farm animals,” ca. 1904, by H.M. Smyth Printing Company (Saint Paul, Minnesota), via Library of Congress Prints and Photographs Division.

Early 20th century farmhouse chic, only $$2,500.

Detail, The Country Home
Detail

I’m wondering about the white shapes in rows to the right of the house. What are they? Beehives?