Parnell At Speed -- British racing driver Reg Parnell driving the B.R.M. in the fourth British Grand Prix at Silverstone Circuit, Northamptonshire last week. The care was unplaced. Reg Parnell in the B.R.M. at ***** during the fourth British ***** Prix, at Silverstone circuit ***** Northamptonshire, today ***** Despite a late arrival, both ***** and Peter Walker entered the ***** the two B.R.M's -- 200 mile ***** hour experimental racing car ***** been under testing at the ***** serodrome until shortly ***** meeting. July 14, 1951. (Photo by Reuter Photo).