This antique cast iron figural turtle alligator lawn sprinkler head from the 1930/1940s is a vintage original piece made in the United States. Its unique design, adds a charming touch to any garden. The sprinkler head is crafted from durable cast iron, making it a functional and decorative addition to your outdoor space. marked #74

Mfg: from 1910 - 1940s per Google

See pics

Per Google: LR Nelson