| Games |
Sport (Discipline) / Event |
NOC / Team |
Phase |
Unit |
Role |
As |
|
|
1928 Summer Olympics
|
Water Polo (Aquatics) |
 GER |
|
|
|
H. Oehmichen |
|
|
Water Polo, Men
(Olympic)
|
|
Match #2 |
Hungary — France |
Linesman |
|
|
|
Water Polo, Men
(Olympic)
|
|
Match #2 |
Great Britain — Netherlands |
Linesman |
|
|
|
Water Polo, Men
(Olympic)
|
|
Match #3 |
Hungary — United States |
Linesman |
|
|
|
Water Polo, Men
(Olympic)
|
|
Match #3 |
France — Great Britain |
Linesman |
|
|
|
Water Polo, Men
(Olympic)
|
|
Match #3 |
France — Great Britain |
Linesman |
|
|
|
Water Polo, Men
(Olympic)
|
|
Match #3 |
France — Spain |
Linesman |
|
|
|
Water Polo, Men
(Olympic)
|
|
Match #5 |
Belgium — Ireland |
Linesman |
|
|