The cover is ironic because upon glance one might think this to be psyche-rock, or something similar. But The 8th Day is nourishing soulness. Here's some info I found on them:
"Three Singers From Detroit Formed By The Holland-Dozier-Holand Writing Team After Leaving Motown. Prior To This Mega-Rare Release The Group Was Known As 100 Proof Aged In Soul And Released Two Albums On The Hot Wax Label."
-Courtesy of Audiophileusa.com