Curious about some spam cans

I got two spam cans from a widow (along with a ton of .30 carbine rounds and mags and other stuff) and have seen the .30 Cal cans and even the .45 cans (600 rounds) but mine is blue with no markings other than .45 stamped into the lid.
Can anyone give me some info?

Winters,

Welcome to the Forum.

It would help if you could take a picture of the can and post it here.

Just in case your are not familiar with posting a photo here is a brief set of instructions.

To place a photo in your own dialog box (or your own reply box) here on the Forum, while you have your box open go to the photos you have stored on your computer.
Choose 1 photo, place the cursor on the photo icon and press the left button on the mouse. While continuing to press the left button drag the photo icon to your open dialog box, place the photo icon in the dialog box and release the left mouse key. Your photo will automatically be uploaded to your dialog box for you.

Brian