Object attached to the drivers side windshield post is a thermometer to measure air temperaure.
View an extra large image of this vintage 1958 photo. Photo credit: J. Weitmann-Archive Marinello

1958 photo. Photo credit: Porsche Werkfoto

More vintage photos in 1959 Christophorus article

Photos of 85501 shown below were taken at the 2005 Speedsterfest event in Monterey, California.
The car has since been restored at Wilhoit Auto Restoration in Long Beach, California. Here are some recent photos.