This photo is a rare, previously unpublished, undated image of the Motor Parkway in Suffolk County. The CSI (Cup Scene Investigation) Team of VanderbiltCupRaces.com has documented this photo with an estimated 95% certainty and issued a report.
Based on the above facts and assumptions, the CSI (Cup Scene Investigation) Team concludes that this photo is the Motor Parkway looking west in Dix Hills, most likely west of Deer Park Avenue. It was used to connect to Deer Park Avenue when the Motor Parkway bridge was still in use. Based on the Deer Park Speedway "Sunday September 8" event, the photo was taken in 1929, 1935, 1940 or 1946.