Oak Grove School May Day Drill. 3 1/2" x 5 1/2" black and white postcard photograph; written on front, "May Day Drill, Oak Grove School"; copyrighted; note on back states that this elementary school was built in 1899 for $10,000. After four decades of usage, Oak Grove students were transferred to the new Central Elementary wing, and then later to Hartley School. Oak Grove School is no longer standing.
