Image | 2 |
Text | 2 |
Lowell (Mass.) |
Laupus Health Sciences History Collections | |
Laupus Health Sciences History Collections | |
Laupus Health Sciences History Collections | |
Health and Medicine | 2 |
Manufacturing and Business | 2 |
Patent Medicine Trade Cards | 2 |
Toothbrushing | |
Toothbrushing | |
Advertising | 2 |
Oral Hygiene | 2 |
Children in advertising | 1 |