on the left, there is a B&O gon

Claus Schlund \(HGM\)
 

Hi List Members,
 
I noticed an odd thing on this photo - on the left, there is a B&O gon. It seems to me that two of the gon panels extend lower down than the rest do. Is this an illusion or other photographic artifact? A repair? A complete anomaly?
 
 
Claus Schlund
 

Join main@RealSTMFC.groups.io to automatically receive all group messages.