| Sublib | Code | Display text | Comments |
| HOU | GEN | [no display text] | |
| HOU | B | b | boxed items/small broadsides |
| HOU | BLUE | BLUE STAR (Part of the Woodberry Poetry Room) | |
| HOU | BLUEF | BLUE STAR f (Part of the Woodberry Poetry Room) | |
| HOU | BLUEP | BLUE STAR p (Part of the Woodberry Poetry Room) | flat files |
| HOU | BLUEB | BLUE STAR b (Part of the Woodberry Poetry Room) | Shelved with other Blue Star material |
| HOU | F | f | Books more than 28 cm. |
| HOU | G | g | Obselete, do not use |
| HOU | WID | Harry Elkins Widener Collection | |
| HOU | WIDF | ||
| HOU | WIDPF | ||
| HOU | HDBLU | ||
| HOU | HD | ||
| HOU | HOULC | ||
| HOU | HLCB | ||
| HOU | HLCF | ||
| HOU | HLCPF | ||
| HOU | HLCP | ||
| HOU | HLCPP | ||
| HOU | HYDE | ||
| HOU | HYDB | ||
| HOU | HYDF | ||
| HOU | HYDP | ||
| HOU | HYDPP | ||
| HOU | HYDPF | ||
| HOU | |||
| HOU |
General
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Integrations