Successful farming : a ready reference on all phases of agriculture for farmers of the United States and Canada . 1 .Ac ?*- Teu* Y£1*s Note.—Photographs showing teeth at various ages, by courtesy of Prof. S. , Agricultural Extension Service, Missouri Experiment Station. 580 SUCCESSFUL FARMING. Fig. 5.—Complete set of lowerpermanent incisors showing deep cupsat five years. Fig. 6.—The cups in the lowercentral incisors have nearly disappearedand the tables are smooth at six years. Fig. 7.—The cups in the lower in-termediate pair of incisors have dis-appeared at seven years. Fig. 8.—The
Successful farming : a ready reference on all phases of agriculture for farmers of the United States and Canada . 1 .Ac ?*- Teu* Y£1*s Note.—Photographs showing teeth at various ages, by courtesy of Prof. S. , Agricultural Extension Service, Missouri Experiment Station. 580 SUCCESSFUL FARMING. Fig. 5.—Complete set of lowerpermanent incisors showing deep cupsat five years. Fig. 6.—The cups in the lowercentral incisors have nearly disappearedand the tables are smooth at six years. Fig. 7.—The cups in the lower in-termediate pair of incisors have dis-appeared at seven years. Fig. 8.—The cups in the lowercorner pair of incisors have disappearedand the tables are all worn smooth ateight j-ears. Fe. J. StvEwYeAas IfsmYtws Fig. 9.—The cups in the centralincisors above have practically dis-appeared at nine years. Fig. 10.—The cups in the inter-mediate incisors above have dis-appeared at ten years. Fig. 11.—At eleven years thetables on the upper jaw are nearlysmooth. Fig. 12.—Note the smooth tablesand the length of the teeth showingconsiderable wear at fifteen years.
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectagriculture, bookyear
