hi! a few previous posts to get you started
How expensive were arrows, and how many did your average archer take into battle. - /u/Celebreth on Agincourt
How many arrows did the average archer carry? - /u/Ambarenya on the Byzantines, /u/Celebreth adds to above
Did those showers of arrows really exist? - /u/MI13 on Agincourt
AMA: Medieval Arms, Armor, and Military Equipment; 535-1453 CE - /u/MI13 mentions supply wagons