| Acronym | Description |
OF | Original Finish/Factory Original |
| CM | Custom/Customized Model |
| SASE | Self-Addressed Stamped Envelope |
| JAH | Just About Horses (Breyer Magazine) |
| THHN | The Hobby Horse News (Hobby Magazine) |
| HA | Horsing Aroung (Hobby Magazine) |
| SM | StableMate |
| LB | Little Bits |
| CLAS | Classic |
| TRAD | Traditional |
| M/T | Mane & Tail |
| Dres. | Dressage |
| WP | Western Pleasure or Western Performance |
| EP | English Pleasure or English Performance |
| Eng. | English |
| HS | Huntseat |
| Cond | Condition |
| HR or H-R | Hagen-Renaker |
| Bes. | Beswick |
| RD | Royal Doulton (formerly Beswick) |
| HK | Hong Kong (or unknown foreign mfg) |
| PS | Peter Stone Company |
| BHR | Black Horse Ranch |
| Ceram. | Ceramic |
| Porc. | Porcelain |
| Pic/Pix | Photograph(s) |
| PSQ | Photo Show Quality |
| LSQ | Live Show Quality |
