Here is a top part of a 620 I did a couple years ago. Some of the parts are from Ron S. and others from Home Depot.
A mounted globe on the bonnet would cover that hole but so does the juncture box.

IMG_20181010_151827.jpg IMG_20181010_152330.jpg
Last edited by Man-Cave-Shoppe Dave; Mon Jan 17 2022 11:45 PM.
LOOKING-4:WELDING SIGNS,Charter/Finance/PulOil/Trulite/TruTest-Oils,True's gas CORALINE/RAINBOW, Gardner 70 items of Yakima wa., Wa/Or/Id Chief items