This is a bonus cache to accompany the Historic Route 66 Adventure: Duarte-Arcadia, CA, a part of the Historic Route 66 series that runs from Chicago, IL to Santa Monica, CA. The Adventure can be accessed through this URL: https://adventurelab.page.link/o9CL
The cache is not at the posted coordinates, but the coordinates can be discovered by completing the Adventure. The container is a small concealed container at about eye level. Good luck and get your kicks on Route 66! 