|**Black Widow Chronology**|||||

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|Marvel Age Introductions by On-Sale Date|||||
|1964|JAN 10|TOS052A|Tales of Suspense|[Iron Man][**INTRO**Black Widow][Crimson Dynamo]|
|1964|FEB 11|TOS053A|Tales of Suspense|[Iron Man][Crimson Dynamo][**INTRO**Black Widow]|
|1964|JUN 09|STT124B|Strange Tales|[Doctor Strange] [Zota] [Crimson Bands of Cyttorak]|
|1964|JUN 09|TOS057A|Tales of Suspense|[Iron Man][Black Widow][**INTRO**Hawkeye]|
|1964|SEP 08|TOS060A|Tales of Suspense|[Iron Man][Black Widow][Hawkeye][Giant-Man • The Wasp] Hawkeye|
|1965|JAN 12|TOS064A|Tales of Suspense|[Iron Man]xo[Black Widow • Hawkeye]|
|1966|APR 12|AVN029|The Avengers|[AVNROS•Captain America • Goliath • Hawkeye • Quicksilver • Scarlet Witch • The Wasp][Black Widow] [Power Man] [Swordsman]|
|1966|MAY 10|AVN030|The Avengers|[AVNROS•Captain America • Goliath • Hawkeye • Quicksilver • Scarlet Witch • The Wasp][Black Widow] [Power Man] [Swordsman]|
|1966|JUL 7|AVN032|The Avengers|[AVNROS•Captain America • Goliath • Hawkeye • The Wasp] • Bill Foster][Black Widow]|
|1966|AUG 9|AVN033|The Avengers|[AVNROS•Captain America • Goliath • Hawkeye • The Wasp][Black Widow]|
|1966|OCT 11|AVN035|The Avengers|[AVNROS•Captain America • Goliath • Hawkeye • The Wasp][Black Widow]|
|1966|NOV 10|AVN036|The Avengers|[AVNROS•Captain America • Goliath • Hawkeye • The Wasp][Black Widow]Transia|
|1966|DEC 8|AVN037|The Avengers|[AVNROS•Captain America • Goliath • Hawkeye • Quicksilver • Scarlet Witch • The Wasp][Black Widow]|
|1967|JAN 10|AVN038|The Avengers|[AVNROS•Captain America • Goliath • Hawkeye • Quicksilver • Scarlet Witch • The Wasp] [Black Widow]•xo[Hercules]|
|1967|FEB 14|AVN039|The Avengers|[AVNROS•Goliath • Hawkeye • Quicksilver • Scarlet Witch • The Wasp][Black Widow][Hercules][Mad Thinker]|
|1967|MAR 14|AVN040|The Avengers|AVNROS•Goliath • Hawkeye • Quicksilver • Scarlet Witch • The Wasp [Black Widow]•xo[Sub-Mariner][Hercules][Mole Man]|
|1967|APR 11|AVN041|The Avengers|[AVNROS•Goliath • Hawkeye • Quicksilver • Scarlet Witch • The Wasp][Black Widow][Hercules][Diablo][Dragon Man]|
|1967|MAY 9|AVN042|The Avengers|[AVNROS•Captain America • Goliath • Hawkeye • Quicksilver • Scarlet Witch • The Wasp][Black Widow][Hercules] xo[ Mister Fantastic • The Thing][Diablo][Dragon Man]|
|1967|JUN 8|AVN043|The Avengers|[AVNROS•Captain America • Goliath • Hawkeye • Quicksilver • Scarlet Witch • The Wasp][Black Widow] •[Red Guardian]|
|1967|JUL 11|AVN044|The Avengers|[AVNROS•Captain America • Goliath • Hawkeye • Quicksilver • Scarlet Witch • The Wasp •][Black Widow]|
|1967|AUG 8|AVN045|The Avengers|[AVNROS•Captain America • Goliath • Hawkeye • Iron Man • Quicksilver • Scarlet Witch • Mighty Thor • The Wasp] [Black Widow][Hercules Joins]|
|1967|SEP 7|AVN046|The Avengers|[AVNROS•Captain America • Goliath • Hawkeye •Hercules • Quicksilver • Scarlet Witch • The Wasp •][Black Widow]|
|1967|OCT 10|AVN047|The Avengers|[AVNROS•Captain America • Goliath • Hawkeye •Hercules • Quicksilver • Scarlet Witch • The Wasp [Black Widow]•Dane Whitman • Black Knight]|
|1968|MAR 7|AVN052|The Avengers|[AVNROS•Black Panther • Goliath • Hawkeye • The Wasp] [Black Widow] •[Grim Reaper] [Black Panther joins]|
|1968|AUG 8|AVN057|The Avengers|[AVNROS•Black Panther •Goliath • Hawkeye • The Wasp] [The Vision][Black Widow]|
|1969|JAN 9|AVN062|The Avengers|[AVNROS•Black Panther • Hawkeye • The Vision][Man-Ape]|
|1969|JAN 9|CPM012|Captain Marvel|[Black Widow][][Mad Thinker][Man-Slayer][Yon-Rogg][Super-Skrull]|
|1969|FEB 11|AVN063|The Avengers|[AVNROS•Black Panther • Goliath(Hawkeye) • The Vision • The Wasp • Yellowjacket][Black Widow][Puppet Master][Mad Thinker][Egghead][]|
|1969|MAR 11|AVN064|The Avengers|[AVNROS•Black Panther • Goliath(Hawkeye) • The Vision • The Wasp • Yellowjacket ][Black Widow][Barney Barton]|
|1970|MAR 17|AVN076|The Avengers|[AVNROS•Black Panther • Captain America • Goliath(Hawkeye) • Iron Man • Mighty Thor • Quicksilver • Scarlet Witch • The Vision] [Black Widow]|
|1970|APR 14|ASM086|Amazing Spider-Man|xo[Black Widow]-->AMAZ001|
|1970|MAY 12|AZM001B|Amazing Adventures|[Black Widow]|
|1970|JUN 16|AZM002B|Amazing Adventures|[Black Widow]|
|1970|AUG 18|AZM003B|Amazing Adventures|[Black Widow]|
|1970|OCT 20|AZM004B|Amazing Adventures|[Black Widow]|