Grandson world famous “520”:

 7x 1. prize, 4x 2. prize, 20x in Top 9:
 1. prize - 680 km 
 1. prize - 630 km 
 1. prize - 350 km 
 1. prize - 340 km 
 1. prize - 340 km 
 1. prize - 320 km 
 1. prize - 260 km 
 against average 1.600 pigeons