Silver Age+ Black Widow (Natasha Romanoff / Natalia Romanova)

Like the second Crimson Dynamo (https://crikey.forumotion.com/t1157-crimson-dynamo-ii-boris-turgenov-villain), the 1960s version of the Black Widow first appeared in Tales of Suspense #52 (April 1964)










She would return again in the following issue.


And from The Official Handbook of the Marvel Universe #2 (February 1983)

as well as from issue #15 (May 1984)

And earlier this month, Marvel released True Believers: Introducing the Black Widow #1 for $1.00 (U.S.) which reprints the stories in Tales of Suspense #52-53.