Following the name of the champion(s): Indicates the number of times the competitor has held that title at that point.
[...]
Indicates a gap in the listing where title changes are not known.
<
Title was held or changed hands no later than this. In these cases, it is known that a competitor held the title at a certain time but not when he/she won it.
@
Order uncertain. Different titleholders may be known for the same year, for example, but it is not known who held the title before whom.
#
Unofficial or disputable claims. These are usually matches that certainly took place, but where there is doubt that the competitor shown should be recognized as a true title holder. These listings are also italicized.
New York State Athletic Commission
World Junior Featherweight Title [Pre-WBC]
* Bolded letters in the competitor's name, if any, indicate the surname/family name.
Jack Wolfe
1922-09-21
New York, NY
Defeats the world bantamweight champion Joe Lynch for the vacant title but is initially not recognized by NYSAC; "dubious New York State junior featherweight title" (Daily News, New York, NY, 22-09-22); "had previously been given" the title by NYSAC (The Journal Times, Racine, WI, 22-11-23).
Carl Duane
1923-08-29
Long Island City, NY
Vacates in 23 upon moving up to the featherweight class.