| brand: | Collis Curve |
|---|---|
| country_mfg: | United States |
| country_acq: | United States |
| color_handle: | red |
| color_printing: | gold |
| color_bristles: | clear |
| bristle_pattern: | 3 long rows, center row short, outside rows curved inwards |
| text_front: | Collis-Curve |
| targeted_age: | Adult |
| brush_type: | Novelty, Dentist |
| head_type: | small, curved bristles |
| neck_type: | flat |
| handle_type: | flat |
| number: | 322 |
| other_comments: | invented by George C. Collis, D.D.S. Pat. pend |
| donor: | Maryly Snow |
| state: | unused |
| donor_comments: | health food store |
| Front of toothbrush |
| Detail of bristles |
| ITS #322. View through curved bristles |
| ITC #322 (red). Three sizes compared |
| ITC #322. Side view |