Have a 1971 S penny and it looks like a D under the S but because I don't have a microscope it's hard to tell. I'm using my phone and a lens so I cant get any closer or more of the pic or it's too big to upload sorry! Just wondering what you all see&

Also if you see doubling...Thanks!
*** Edited by Staff to Add Year / Mintmark / Denomination to Title. Titles are Important! ***