Wood Rule No 7

Wells & Webb
2 line
Wells & Webb showed single groove
rule as early at 1840, but first explicitly
indicated them for sale in 1849 Speci-
mens of Wood Type.

Name used, and first showing, by
other manufacturer:
Cooley, No 7 (c.1859)
Hamilton, Wood Rule No 4 (1884)
Hamilton renamed it New Series W in
1897 and then later No 600 Series
(both sold on the point system)
Knox, No 7 (1858)
Page, No 19 (1859)
Morgans & Wilcox, No 54 (1890)