Check these two sites out:

http://7thlouisiana.com

https://www.google.com/search?q=7th+louisiana+infantry+regiment&client=safari&rls=en&biw=1149&bih=550&tbm=isch&tbo=u&source=univ&sa=X&ved=0CFUQ7AlqFQoTCNb28df1iMcCFY0piAodQhkGTA#imgrc=lZJ41-aL3t_UEM%3A