The RSPBA has issued revised details of tune sets competing bands will be expected to play this summer at the various major championships. The Association has apologised for the earlier errors. The first is the British at Bathgate on May 30th where Grade 1 will submit two MSRs, Grade 2 one medley, Grades 3a and 3b one MSR, Juvenile a Medley, Grade 4a one four-part or two two-parted marches and two…