Original 1909 Prophylactic Tooth Brush ads, which were among the first to be sold in individual packaging to emphasize "sterilization".
Images of the standard brushes of the time, which used stiff, coarse hairs taken from the backs of hogs . Toothbrushes of 1909.rar
If you are writing a description for this specific archive, here is a text you can use: Archive Description: Toothbrushes of 1909 Original 1909 Prophylactic Tooth Brush ads, which were