the coin, being the most versatile, is should be the obvious winner.

Which coin would you use?

Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.

In reply to Re^3: The best object to provide scale on a photo showing a small object is: by BrowserUk
in thread The best object to provide scale on a photo showing a small object is: by ambrus

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