Nat Blum (Izzy Blum/Julie Blum) boxer
- bouts
- 30
- won
- 8
- lost
- 21
- draw
- 1
- Status
- inactive
- Division
- middleweight
- Debut
- 1947-09-29
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1949-12-17 | Tony Gandolfo | debut | Ridgewood Grove, Brooklyn | LOST KO |
| 1949-12-03 | George Holzman | DLL | Ridgewood Grove, Brooklyn | LOST Points |
| 1949-11-12 | Reuben Miller | LLLLLL | Ridgewood Grove, Brooklyn | WIN Points |
| 1949-11-03 | Jimmy McGirt | WWLLLL | Broadway Arena, Brooklyn | LOST Points |
| 1949-10-29 | Charley Johnston | W | Ridgewood Grove, Brooklyn | LOST Points |
| 1949-09-01 | Emerson Charles | WWWDWL | Queensboro Arena, Long Island City, Queens | LOST KO |
| 1949-06-29 | Vic Costa | LLLLLL | Jerome Stadium, Bronx | LOST Technical knockout |
| 1949-06-06 | Angel Martinez | LLLLLL | Meadowbrook Bowl, Newark | WIN KO |
| 1949-04-21 | Jimmy Snedeker | WLWLLL | Sunnyside Garden, Sunnyside, Queens | LOST Points |
| 1949-04-07 | Mike Gillo | WWLLWW | Sunnyside Garden, Sunnyside, Queens | LOST KO |
| 1949-03-21 | Nick Bufalino | WLLLLD | Laurel Garden, Newark | WIN Technical knockout |
| 1949-03-07 | Gus Cossifos | LDDWWW | Laurel Garden, Newark | LOST Points |
| 1949-02-15 | Al Reid | LWLL | Broadway Arena, Brooklyn | LOST Technical knockout |
| 1949-01-31 | Al Renshaw | LLLLLW | Eastern Parkway Arena, Brooklyn | LOST Points |
| 1949-01-12 | Jimmy Flood | WWWWWW | Westchester County Center, White Plains | LOST KO |
| 1949-01-03 | Alonzo Jones | D | Eastern Parkway Arena, Brooklyn | WIN KO |
| 1948-12-14 | Emilio Sifle | debut | Broadway Arena, Brooklyn | WIN KO |
| 1948-12-03 | Tony Johnson | WWWWWW | Madison Square Garden, New York | DRAW Points |
| 1948-11-23 | Casto Shimkevich | W | Broadway Arena, Brooklyn | LOST Points |
| 1948-11-05 | Casto Shimkevich | debut | St. Nicholas Arena, New York | LOST Points |
| 1948-10-25 | Paul Cannon | LLLL | Eastern Parkway Arena, Brooklyn | WIN KO |
| 1948-10-20 | Danny Ventura | WDLWL | Westchester County Center, White Plains | WIN KO |
| 1948-10-07 | Clarence Woods | LLL | Sunnyside Garden, Sunnyside, Queens | LOST Points |
| 1948-04-06 | Sal DiMartino | W | Auditorium, Hartford | LOST Technical knockout |
| 1948-03-15 | Jacob Levinson | debut | St. Nicholas Arena, New York | LOST Technical knockout |
| 1948-03-09 | Mike Carney | LLLLWD | Westchester County Center, White Plains | LOST Points |
| 1948-03-06 | Billly Chadwick | LL | Ridgewood Grove, Brooklyn | WIN KO |
| 1948-02-09 | Billy Conklin | LLLLLL | Laurel Garden, Newark | LOST Points |
| 1948-01-13 | Billy Dove | debut | Sunnyside Garden, Sunnyside, Queens | LOST Points |
| 1947-09-29 | Pete Kupsel | WDWWWD | Laurel Garden, Newark | LOST Points |