The New Yorker now has its entire 100-year archive digitized and on line.

You can get into everything starting here. I guess you need a subscription, but I have a subscription. I impulsively clicked into the year 1967 because I love 1967, and then into November 11, because I love Saul Steinberg:

But that's not the only Steinberg cover for 1967. There are at least 6 more! But don't get distracted.