Original indexer credited Mike Sekowsky and Bernard Sachs.
Adam Strange and Hawkman were also considered for League membership, but Green Arrow was ultimately selected.
Page count confirmed from Julius Schwartz's editorial records, provided by DC Comics.
Story in five chapters of 7 pages, 5 pages, 4 pages, 4 pages, and 5.67 pages.
On the page between page 7 and page 8 of the main story sequence.
On the page immediately following page 20 of the main story sequence.
On the 2 pages immediately preceding page 21 of the main story sequence.
Includes a letter from Roy Thomas.