EU0538B
E = 1970
U = February
05 = Gadsden, AL Goodyear plant
38B = lot/serial/other#

ASNFLJDS
AS = 14th week of '70 (April)
NF = Gadsden, AL Goodyear plant
LJ = F70-15
DS = fiberglass belted w/RWL

CFNFLJDS
CF = 14th week of '71 (April)
NF = Gadsden, AL Goodyear plant
LJ = F70-15
DS = fiberglass belted w/RWL

One issue with a F70-15 RWL Polyglas is there are NO OEM applications for that tire, but it is a good "day two" front tire for a '68-'69 b-body.