- Weber, J.Z. 5,342
- J.Z.Weber 409
- Joseph Z. Weber 121
- Weber J.Z. 103
- Collector(s): Joseph Zvonko Weber 92
- Weber, JZ 49
- Joseph Weber 47
- J Z Weber 47
- J. Z. Weber 45
- J.Z. Weber 28
- Joseph Zvonko Weber 18
- L J Z Weber 7
- Weber, Joseph Zvonko 6
- Weber J. 4
- Weber, J. Z. 4
- Weber, J. 3
- Weber, Joseph Z. 2
- Weber, L.Z. 2
- Weber, J.Z. Joe|Haegi, L. Laurie 2
- J.Z.Weber Coord 2
- Weber, J Z 2
- Alcock, K. 1
- Bates, R.J. 1
- J. Weber 1
- I.Z. Weber 1