ENCYC
| Date | Clue |
|---|---|
| 2011-01-27 | Multivolume ref., usually |
| 2009-07-26 | It comes in volumes: Abbr. |
| 2007-04-07 | Atlas shelfmate: Abbr. |
| 2004-08-02 | Britannica, for one: Abbr. |
| 2003-08-24 | Multivolume ref. |
| Date | Clue |
|---|---|
| 2011-01-27 | Multivolume ref., usually |
| 2009-07-26 | It comes in volumes: Abbr. |
| 2007-04-07 | Atlas shelfmate: Abbr. |
| 2004-08-02 | Britannica, for one: Abbr. |
| 2003-08-24 | Multivolume ref. |