It’s not really important how events conspired to have me stumble upon and examine like a jewelry appraiser this seemingly valueless 1990 Fleer Johnny Ray card …

Johnny Damn Ray! Since tradition demands that you can liken a player only to another player of similar ethnic extraction, I’ll point out that Johnny Ray was Ray Durham before there was any such thing as Ray Durham.
But here’s the point of all this. Take a look at the flip-side …

Please do note the “Vital Signs” section at the bottom. That, friends, is OBP and SLG — the good two-thirds of our cherished triple slash! The miracle is that this happened, as implied above, in 1990, when everyone was stupid.
I like to think it was Hermes Fleer himself who insisted on deviating from the de rigueur AVG-HR-RBI trinity that prevailed in his industry.