11 from 2 nations competed in Derby County . First/Second Sunday in October (before Columbus Day) was when it was held . The official site of Derby County is www.hardrock100.com . The no. of events in sport was 14 . Australia) were the venues of Derby County . 12 (from 4 confederations) teams participated in Derby County . 1871; 148 years ago (1871) is when Derby County was established 
Derby County event has celebrated it's  Ruby jubilee on 1922