Vintage Coleman Quicklite Model 327 Lantern Lamp Dated 4-29

Vintage Coleman Quicklite Model 327 Lantern Lamp Dated 4-29

I'm not sure what to make of this one. The embossed vent may be incorrect as the date, April 1929, would indicate that this should be green porcelain, but there may be carryover of old parts.

Original Pyrex Coleman Green Script glass.