Wish I had done that with my kids. You can get box call engraved and if you go pot call can get picture or something flat put under the glass. Ricky Padgett of Spring Allure put a feather I sent to him for me, saw another post not long ago of an arrowhead but cant remember who made the call.
CONGRATS ON THE FUTURE TURKEY SLAYER!!!
FOUND IT!
mossyhorn2 posted it on march 12, 2017 i pot call forum under NEW CALL