Image:Armstrong Edward centric benzene.jpg
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Date/Time | Dimensions | User | Comment | |
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current | 22:12, 20 February 2008 | 152×158 (5 KB) | Astrochemist | ({{Information |Description = Black and white drawing of Edward Armstrong's proposed centric structure of benzene |Source = My scan |Date = 1887 |Author = Edward Armstrong (Journal of the Chemical Society, 1887, volume 51, page 254) |Permission = |other_) |
22:08, 20 February 2008 | 174×169 (5 KB) | Astrochemist | ({{Information |Description = Black and white drawing of Edward Armstrong's proposed centric structure of benzene |Source = Page 317 of ''Organic Chemistry'' by William Henry Perkin (1907) |Date = 1907 |Author = William Henry Perkin |Permission = |other_v) | |
22:01, 20 February 2008 | 141×164 (5 KB) | Astrochemist | ({{Information |Description = Black and white drawing of Edward Armstrong's proposed centric structure of benzene |Source = My scan |Date = 1887 |Author = Edward Armstrong (Journal of the Chemical Society, 1887, volume 51, page 254) |Permission = |other_) |
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