First appearance

Columns: Character ( s ) | First Appearance | Cover Date | Publisher | Estimated Value
Barry Allen / Flash II | Showcase # 4 | October 1956 | DC Comics | $ 48,000 | The Justice League of America | The Brave and the Bold # 28 | May 1960 | DC Comics | $ 8,127 | The Fantastic Four | The Fantastic Four # 1 | November 1961 | Marvel Comics | $ 28,896 | The Hulk | The Incredible Hulk # 1 | May 1962 | Marvel Comics | $ 21,672 | Dr. Doom | The Fantastic Four # 5 | June 1962 | Marvel Comics | $ 4,154 | Spider-Man | Amazing Fantasy # 15 | August 1962 | Marvel Comics | $ 45,150

Example questions:
Who created the company that published the first appearance of Fantastic Four ? | Who was the writer that helped create the first appearance of the earliest seen character ? | Who is the mother of the character that 's first appearance has appeared in the most recent date ? | When was the comic book publisher that was responsible for the first appearance of Dr. Doom started ? | Who started the company that published the first appearance of The Hulk ?

Answers:
Martin Goodman | Jerry Siegel | Mary Parker | 1939 | Martin Goodman