Stephen Spark compiled horses performance records starting in 1983 on his typewriter. Glenn's Thunder raced from 1984 (2yo) through to 1986 (4yo). Had Winning Streaks of 7 and 6. Career: 30 wins 4 seconds 0 thirds 44 starts.Typed document in black and red ink.harness racing, australasian harness racing, horse career, performance records, bendigo harness racing club, bhrc, glenn's thunder, v frost, vic frost