Note: see also Aquaman, Atom, Blackhawk, Brave and the Bold, Flash, Hawkman, Metal Men, Showcase Annual. Very hard to find, especially in high grade. Contents were bound-together remainders of unsold DC Comics (plus covers) from the time.
Some thoughts from comics' historian and collector Peter Hansen:
Note: some PR issues may have no value. Selected issues in FN, VF or VF/NM may not exist in some titles.