frame clasp kisslock coin purse/fermoir rétro métallique porte-monnaie/口金零钱包教学 tutorial #0137

Music: Haydn sonata XVI14 in D, menuet and trio
Piano: myself(made by zheng)

How to sew the frame
Comment les coudre ensemble
怎么缝口金

https://youtu.be/9CyB1rK7ib0?si=B-t7EbNFv9nkKrlZ