tom wrote:

Duane wrote: No, I'd make real muntins for separate lights...but, I'd
use a small
quarter mould to hold the glass, fastened w/ brads

Hmm. So you're sayin' quarter-round and brads. Okay, thanks. Tom

just 'til the glue dries...

For the situation you describe, yes. One would presume that the number
of times one will need to replace a pane would be limited so that
removing brads will be a relatively rare occerrence.