Back's double-ended gingivectomy knife
1950-1970
Gingivectomy knife
1935-1955
Gingevictomy knife, steel, Europe, 1720-1820
1720-1820
Gingivectomy knife
1870-1900
Gingivectomy knife
1820-1870
Blake's Universal gingivectomy knife
1965-1975
Gingivictomy knife(?), double ended, steel, possib
1850-1900
Gingivectomy knife
1830-1880
Blake's universal gingivectomy knife
1965-1975
Gingivectomy knife
1901-1930
Gingivectomy knife
1870-1910
Double ended gingivectomy knife
1860-1900
Double ended gingivectomy knife
186-1900
Gingivectomy knife
1847-1855
Gingivectomy knife
1810-1860
Gingivectomy knife
1901-1920
Gingivectomy knife
1930-1970
Gingivectomy knife
1860-1900
Gingivectomy knife
1901-1930
Dental gingivectomy knife
1920-1940
Gingivectomy knife(?), steel with brass cross-bar
1770-1860
Two gingivectomy knives
1880-1930