My father has one of these somewhere. Are they worth anything? Beyond him not really using it much the last two decades, it would be a shame for it to get tossed instead of passed on to a collector who might use it.

Lodge may not be the top of the line cast iron, but it is good cast iron. Go to the cast iron sub and talk to thos folks, many buy used and restore or resell is. The older pieces were better made than the newer stuff but they have lots of threads about what to buy. r/castiron

Nice old worm saw.

Go watch AvE on YouTube. He's a Canadian fella who ~brakes~ takes things apart and tells you if they are any good. He tore apart one of the battery Dyson's once.