▁parts ▁label led ▁" ad ▁lib .", ▁meaning ▁they ▁were ▁unnecessary ▁for ▁performance . ▁As ▁most ▁British ▁military ▁bands ▁of ▁the ▁day ▁employed ▁between ▁ 2 0 ▁and ▁ 3 0 ▁mus icians , ▁the ▁ 1 9 ▁required ▁parts ▁could ▁reason ably ▁be ▁expected ▁to ▁be ▁covered , ▁and ▁the ▁remaining ▁parts ▁could ▁be ▁added ▁or ▁disc arded ▁as ▁needed ▁without ▁disturb ing ▁the ▁integrity ▁of ▁the ▁work . ▁ ▁The ▁First ▁Su ite ▁was ▁a ▁catal ys ing ▁force ▁that ▁convinced ▁many ▁other ▁prominent ▁compos ers ▁that ▁serious ▁music ▁could ▁be ▁written ▁specifically ▁for ▁the ▁combination ▁of ▁wood w inds , ▁per cussion ▁and ▁br ass . ▁Works ▁such ▁as ▁the ▁English ▁Fol k ▁Song ▁Su ite ▁( 1 9 2 3 ) ▁of ▁Ralph ▁V aug han ▁Williams ▁and ▁the ▁William ▁By rd ▁Su ite ▁( 1 9 2 3 ) ▁of ▁Gordon ▁Jacob ▁are ▁leading ▁examples . ▁ ▁The ▁piece ▁was ▁later ▁arranged ▁for ▁br ass ▁band ▁by ▁Sydney ▁Herbert , ▁and ▁this ▁arrangement ▁has ▁been ▁used ▁as ▁a ▁contest ▁set ▁test ▁piece ▁on ▁numerous ▁occasions , ▁including ▁for ▁the ▁British ▁regional ▁br ass ▁band ▁champion ships ▁in ▁ 1 9 7 0 , ▁ 1 9 8 3 ▁and ▁ 2 0 1 9 . ▁ ▁Str ucture ▁ ▁The ▁First ▁Su ite ▁has ▁three ▁movements , ▁each ▁with ▁its ▁own ▁character ▁and ▁form . ▁It ▁is ▁not ▁apparent ▁from ▁the ▁score , ▁but ▁Hol st ▁let ▁it ▁be ▁known ▁that ▁the ▁three ▁movements ▁should ▁follow ▁each ▁other