Where do I find out what mirror I have, I do have part no.

Alaskan_TA said
1971-74 MOPAR E-BODY, 1971-72 B-BODY, RIGHT DOOR REAR VIEW MIRROR, VGC | eBay

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1971-72 B Body 71-74 E Body Original Mopar OEM 3548730 Chrome Right Hand Mirror | eBay

Just for fun, what does the date code star wheel show?

The number does not come up in my '70-'71 parts book.

Thank you so much, I looked and looked and then looked again, you saved me on this one sir, thank you very much