Drag Racing On Dirt? How The Hell Are You E'er Going To Become Traction Or Foreclose Shredding The Soft Chemical Compound Slicks On The Gravel? At Kopuku, The Very Beginning Drag Strip In Novel Zealand. It Operated For Simply 3 Years. (Thanks Nz Carnerd!)
looks like the flagman is wearing a jacket with the "Super Stock" magazine piece https://www.jalopyjournal.com/forum/threads/vintage-shots-from-days-gone-past.428585/page-5900#mail-12886567