Help please 3 inch case

[SG500]

Someone has asked for details regarding this case.
3 inch diameter, 23 inches high.
Hopefully the headstamp experts are able to assist please?
Thanks
Dave.

3" Shellcase from WW1 | eBay UK

The 3" diameter, 23" high shell case from World War 1 is a piece of militaria history from Great Britain dating back to the era of 1914-1945. This shell case, manufactured in America holds significance as a tangible piece of the conflict that shaped the world during that time. It serves as a...

www.ebay.co.uk

 

[ron3350]

Looks like a 3" 50 cal made by Toledo Bridge & Crane Co, Toledo, Ohio,USA. A bit hard to read due to grime.

 

[SG500]

Looks like a 3" 50 cal made by Toledo Bridge & Crane Co, Toledo, Ohio,USA. A bit hard to read due to grime.

Thanks Ron, WW2 vintage?