✅ SOLVED Battery-ish looking thing maybe from a tractor....

[Squirrel322]

Sorry pictures are sideways...

 

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[Madmox]

Someone will know for sure but it looks like an old ignition coil also

 

[TommyB]

I was also thinking ignition coil

 

[jambone]

It's an oiler for a steam engine. Here's something very similar:

 

[Bruce R]

Drip oiler

 

[ticndig]

I agree an oiler . here it is

 

[Hawks88]

Nice find. Quick ID. Congrats

 

[Squirrel322]

Thanks for the ID!

 

[Tony in SC]

It is a drip oiler, but the tube inside the glass is a blowback vent. Vented oilers were used on the cylinders of hit & miss engines. That one is probably 1910/1920.

 

[Hughett]

Fun find