From the comments: “It’s also a palindrome in binary. 1001001”

Time Of The Great Freeze by Robert Silverberg, cover Harry Schaare reddit.com/r/CoolSci…_of_the_great_freeze_by_robert_silverberg/

Strange Tales Of Mystery And Terror, January 1933, cover H. W. Wesso reddit.com/r/CoolSci…_tales_of_mystery_and_terror_january_1933/

1954 Advert for Bisma-Rex reddit.com/r/vintage…