3:10 pm: VESPER SPARROW out in middle or center of Sparrowbowl ( small valley between Tennis and Picnic Houses) in bare ground area..A tame bird, observed by Rob Jett and Myself... Thanks to Matthew....
A 344 pm twitter tweet reports the Vesper still present per Rob Bate..Same spot
543 pm: Dennis Hreshowsik reports the Vesper Sparrow .. (Sparrowbowl)
But higher pedestrian activity is reported as well which will flush the bird,seen going into nearby trees noted by Rob B.. Be patient