in Superman's Pal, Jimmy Olsen (DC, 1954 series) #141 (September 1971)
in The Newsboy Legion by Joe Simon & Jack Kirby (DC, 2010 series) #1 ([May] 2010) [with the image flipped horizontally], #1 ([May] 2010)
The on-sale date is the publication date reported in the U. S. Copyright Office filing.
in Superman's Pal, Jimmy Olsen (DC, 1954 series) #141 (September 1971)
in All Star Adventure Comic (K. G. Murray, 1959 series) #74 ([April 1972] ?)
in Superboy (Editora Brasil-América [EBAL], 1966 series) #73 (May 1972)
in Adventure Comics (DC, 1938 series) #503 (September 1983)
in The Newsboy Legion by Joe Simon & Jack Kirby (DC, 2010 series) #1 ([May] 2010)First appearance of TNT and Dan the Dyna-Mite. They appear next in World's Finest Comics (DC, 1941 series) #5 (Spring 1942).
The order of TNT appearances determined by copyright dates (Star Spangled Comics #7 on February 1, 1942 and World's Finest Comics #5 on February 3, 1942). Note that the two books essentially debuted at the same time.
| Script: | Jerry Siegel (signed) |
| Pencils: | Harold Sherman (signed as Hal Sherman) |
| Inks: | Harold Sherman (signed as Hal Sherman) |
| Colors: | ? |
| Letters: | ? |