Buried in a 1907 USDA publication about eradicating and controlling boll weevils are several black and white bird house drawings. This barrel birdhouse drawing is obviously one of them.?is described as being particularly
This design is described as being particularly attractive to martins. Purple martins?are native to North America and often spend their winters in South America. They are related to sparrows. Martins like to build their nests in cavities and live in colonies close to humans. Thus, birdhouses like the one in this barrel birdhouse?are a treat for human eyes and home sweet home for the birds.
The drawing is a somewhat simple black and white line drawing. But, that just means you can decorate it to match your project.
This image is copyright free and in the public domain anywhere that extends copyrights 70 years after death or at least 120 years after publication when the original illustrator is unknown.