Alike 4.0 truetrue English The flame of a candle projected on a table though a glass paper weight acting as a lens. Wikimedia username: W.carter URL:...
following conditions: attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any...
because it is a mere mechanical scan or photocopy of a public domain original, or – from the available evidence – is so similar to such a scan or photocopy...
