| cemetery | Warszawa (Okopowa) |
| sector | 75 |
| row | 17 |
| number | 13 |
| sex | M |
| surname | Mass |
| first name | Leon |
| hebrew name | Yehuda Leib |
| fathers name | Avraham |
| husbands name | |
| maiden name | |
| date of birth (m/d/y) (m/d/r) | |
| date of death (m/d/y) (m/d/r) | 7/8/1928 |
| additional info | żył lat 56 |
