The formal unveiling of a memorial plaque of Josef Loschmidt took place in Vienna.
 

Street with the house where the Josef Loschmidt last lived in Vienna (Lacnergasse 79, Vienna).
 

Harangue about Josef Loschmidt.
 

Participants on the event of unveiling.
 

Participants on the event of unveiling.
 

Aktéři.
 

Sochař.
 

The memorial plaque of Josef Loschmidt created by Professor Ferdinand Welz.
 

Housle.
 

The moment of unveiling.
 

Housle 2.
 

Deska.