Times Gone By: Estimated 10,000 attend 1979 Herman motocross event | Washington County Enterprise
Before Loretta's: 1979 Amateur Motocross Championship Report - Racer X
Mike Bell's 1979 Factory Yamaha OW-40 Works Racer
40 Day Countdown To AMA Motocross Opener: 1979 - Racer X
Bob Hannah Vintage Yamaha Motocross Champions 1979 Poster Art Print | eBay
Dirt Bike USA Magazine's - 1972-1979 (On DVD) Motocross Action Rider Trail Moto | eBay
1979 Unadilla USGP Motocross - YouTube
DIRT BIKE MAGAZINE MAY 1979 Maico Husqvarna CZ Bultaco OSSA TWINSHOCK AHRMA VMX | eBay
Motocross for Montesa (1975-1979)Randy Motor Club Palleja
American Motocross in Photos: 1979-1982: Mueller PhD, Thomas Scott: 9781490981543: Amazon.com: Books
1979 Motocross Season - The Vault - Historical Motocross & Supercross Results
1979 American Motocross - Jim Gianatsis
Motocross: 1979 Atlanta International Raceway 250 & 500 Nationals - YouTube
The Motocross Vault - 1979 Mammouth Mountain Motocross Jeff Ward (7), Gary Denton (42), and Brian Myerscough (3). I'm not sure about any of the other riders so feel free to chime
Motocross España 70,80,90 - BULTACO PURSANG 250 MK15-1979 | Facebook
MOTOCROSS ACTION NOVEMBER 1978 250 USGP 125 MID OHIO WORKS BIKES 1979 DG CATALOG | eBay