Removing unwanted color, make just b & w

[Krikor]

(02-03-2022, 11:19 AM)carljong Wrote: Is there an easy way to make a photo of sheet music just black and white?  I've been working on pages, using Color > Curves and this one turned out with yellow.  I've tried a few suggestions on the internet, but no luck.  Seems it should be simple.

I tried attaching my photo but keep getting an error.

Thanks

I believe the tips from posts #2 and #3 at https://www.gimp-forum.net/Thread-removi...rom-a-scan could be useful to you.