I decided not to hem the bottom since it is meant for a pirate's play costume and the fabric was heavy enough it should not fray. I never thought I wo...
I made it at TechShop! Today I used their seeing machines. The machines are readily available along with whatever materials are around (I.e. thread, scissors, pins, iron, spray starch), along with a big workable space. I began by laying the shirt out flat.
Step 1: Cut Off The Sleeves
I cut the sleeves off just before the hem lines in order to keep its shape without having to resew any if it.