Hello,First of all we would like to thank you for our interest in our products.The instruction has very little text and everything is translated into English.The limited series only concerns boxes assembled by us. The kits are not numbered.If you damage parts during assembly our after-sales service will send you what you need to complete your assembly.Please note that we offer delivery costs for any order over 50 euros of purchase.Hoping to have answered your questions I wish you a nice day.CordiallyMarjorie NKD PUZZLE