Keywords: Isaac Newton signature.svg Signature of Isaac Newton Isaac_Newton_signature png 2008-08-30 16 35 UTC derivative work Pbroks13 <span class signature-talk >talk</span> Isaac_Newton_signature png Isaac Newton Redrawn to SVG format Pbroks13 Isaac_Newton_signature png PD-old original upload log This image is a derivative work of the following images Image Isaac_Newton_signature png licensed with PD-old 2008-01-05T19 30 03Z QWerk 399x135 22043 Bytes <nowiki> Signature of Isaac Newton http //cgi ebay com/SIR-ISAAC-NEWTON-1643-1727-PHOTO-w-PRINTED-SIGNATURE_W0QQitemZ270195366276QQihZ017QQcategoryZ14431QQcmdZViewItem ebayphotohosting Cropped from </nowiki> Uploaded with derivativeFX Signatures of Isaac Newton |