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<p>[QUOTE=&quot;SanMiguel, post: 211127, member: 3379&quot;]i&#039;m gonna have to agree with tommy. the serial number looks to me like A06814426A. </p><p><br /></p><p><img src="http://images22.fotki.com/v762/photos/2/255739/4598643/Image1-vi.jpg" class="bbCodeImage wysiwygImage" alt="" unselectable="on" /></p><p><br /></p><p>here&#039;s a breakdown of silver certificate experimental notes:</p><p><br /></p><p><u>experiment 1, 1933</u></p><p>series 1928A, 1928B</p><p>X - B, Y - B serial number blocks (experimental)</p><p>Z - B block&nbsp; (control group)</p><p><br /></p><p><u>experiment 2, 1937</u></p><p>series 1935</p><p>A - B block A00000001B-A06180000B (experimental)</p><p>B - B block B00000001B-B03300000B (experimental)</p><p>C - B block C00000001B-C03300000B (control)</p><p><br /></p><p><u>experiment 3, 1942</u></p><p>series 1935A</p><p>S - C block S73884001C-S75068000C <span style="color: Red"><b>S</b></span> (experimental, red S for &quot;special paper&quot;)</p><p>S - C block S70884001C-S72068000C <span style="color: Red"><b>R</b></span> (control, red R for &quot;regular paper&quot;)</p><p><br /></p><p>all the tests were inconclusive. the experimental paper blends showed wear at around the same rate as the regular paper blends.[/QUOTE]</p><p><br /></p>

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