I found some replacement parts for the nook simple touch with glowlight.
I also found this thread:
https://www.mobileread.com/forums/sh...d.php?t=214029
For anyone who wants to know, here is where to buy the screen on eBay:
https://m.ebay.com/itm/6-ED060SCE-E-...-/272808916809
Per the above thread, the serial for the screen replacement for the nook simple touch glowlight is ED060SCE