Notes:
According to "OtherEric" at http://goldenagecomics.co.uk/, his copy of this contains: a 16-page signature, Jo-Jo (Fox, 1947 series) #20, Western Thrillers (Fox, 1948 series) #2, Phantom Lady (Fox, 1947 series) #19, and Famous Crimes (Fox, 1948 series) #3.
Another copy, from the Bill Devine collection has the same 16-page signature, however the remaindered copies bound inside are Tegra (Fox, 1948 series) #1, Zago (Fox, 1948 series) #1, Phantom Lady (Fox, 1947 series) #19, and Crimes By Women (Fox, 1948 series) #2.
Date listed is copyright date as listed in the front inside cover. A copyright date August 3, 1948 for 3 of the above comics, would indcate this issue's on sale date as October 1948 or later.