Los Angeles/St. Louis Rams
Kenny Washington wearing the leather Ram helmet in 1948.
"Horn above the ear hole" version. This is from the 1949 Championship Game against the Eagles
1949 "Horn above the ear hole" version.
Norm Van Broklin's 1951 Bowman Card
Tom Fears 1950 Bowman Card
These Bowman cards are intriguing. Did the Rams really wear a two color ram horn - or even a white horn variation in the early 50's? 
10/23/61 issue of SI
Ollie Matson running against Detroit. Circa 1959
1964
Roman Gabriel
John Hadl
Early 50's-1978
Vince Ferragamo in 1980.
From 1981 w/Navy Blue mask
1981-1999 version
Marshall Faulk wearing the new 2000 helmet
My cat Pepper
1949
Notched horns, above ear hole version
Helmet Hut reproduction