Where can I find my Brother machine's serial number?

Where can I find my Brother machine

Where do you find the serial number on your Brother printers?

Need help identifying this sewing machine. I got it secondhand and it didn't come with any other things (such as a power cord, manual, etc). It seems to be somewhat old, at

Where can I find my Brother machine's serial number?

Where can I find my Brother machine's serial number?

Where can I find my Brother machine's serial number?

Find Your Serial Number

Find Your Serial Number

Legendary Kenmore Sewing Machine Serial Numbers - Thimble Book Thimble Book

Where can I find my Brother machine's serial number?