Years	Decal	Shell	Mask	Stripes L to R	Stripe Width	Mini
?-1962-?	brown? "W"	white	gray	none
?-1965-1972	brown cowboy atop wild horse	white	gray	none
1973-1974	brown cowboy atop wild horse	white	gray	brown	1/2"
1975-1976	white cowboy atop wild horse	brown	gray	none
1977-1980	brown cowboy atop wild horse all w/ white ol	gold	white	brown/ white/ brown	3/8"- 1/2"- 3/8"
1981-1985*	brown cowboy atop wild horse all w/ yellow ol.	white	yellow	brown/ yellow/ brown	3/8"- 1/2"- 3/8"	T
1986	brown cowboy atop wild horse all w/ yellow "100" inside horse all w/ yellow ol.	white	yellow	brown/ yellow/ brown	3/8"- 1/2"- 3/8"
1987-1988*	brown cowboy atop wild horse all w/ yellow ol.	white	yellow	brown/ yellow/ brown	3/8"- 1/2" 3/8"
1989	brown cowboy atop wild horse all w/ yellow ol.	white	brown	brown/ yellow/ brown	3/8"- 1/2"- 3/8"
1990	brown cowboy atop wild horse w/ yellow "1990"inside horse all w/ yellow ol.	white	brown	brown?	1/2"
1991-1996	brown cowboy atop wild horse all w/ yellow ol.	white	brown	brown/ yellow/ brown	1/4"- 1/2"- 1/4"	T
1997	brown cowboy atop wild horse, no outline	white	brown	none		T
1998-1999	brown cowboy atop wild horse all, w/ thin yellow outline	white	brown	none		S, T
2000#	brown cowboy atop wild horse all, w/ thin gold outline	white	browm	none		S

* - same helmet design
# -  In 2000 the official team colors were changed from brown and yellow to brown and gold

Wyoming 1962 Wyoming 1968	Wyoming 1975	Wyoming around 1979	Wyoming around 1984
Wyoming 1996	Wyoming 1997	Wyoming 1998	Wyoming 2000