| title | creator | language | description | tableOfContents | contributor | subject | created |
| Full Revelations of a Professional Rat-catcher
After 25 Years' Experience | Matthews, Ike, 1857-1913 | en | | | | | 2005-12-06 |
| An Essay on Professional Ethics
Second Edition | Sharswood, George, 1810-1883 | en | | | | | 2007-08-20 |
| The Professional Approach | | en | | | Schoenherr, John, 1935-2010 [Illustrator] | Science fiction; Short stories; Inventions -- Fiction | 2007-12-15 |
| The Case of the Pool of Blood in the Pastor's Study | Groner, Auguste, 1850-1929 | en | In Joe Muller: Detective, Being the Account of Some Adventures in the Professional Experience of a Member of the Imperial Austrian Police | | Colbron, Grace Isabel, 1869-1948 [Translator] | Fiction; Detective and mystery stories | 1999-07-01 |
| The Case of the Pocket Diary Found in the Snow | Groner, Auguste, 1850-1929 | en | In Joe Muller: Detective, Being the Account of Some Adventures in the Professional Experience of a Member of the Imperial Austrian Police | | Colbron, Grace Isabel, 1869-1948 [Translator] | Fiction; Detective and mystery stories | 1999-07-01 |
| The Case of the Lamp That Went Out | Groner, Auguste, 1850-1929 | en | In Joe Muller: Detective, Being the Account of Some Adventures in the Professional Experience of a Member of the Imperial Austrian Police | | Colbron, Grace Isabel, 1869-1948 [Translator] | Fiction; Detective and mystery stories | 1999-07-01 |
| The Case of the Registered Letter | Groner, Auguste, 1850-1929 | en | In Joe Muller: Detective, Being the Account of Some Adventures in the Professional Experience of a Member of the Imperial Austrian Police | | Colbron, Grace Isabel, 1869-1948 [Translator] | Fiction; Detective and mystery stories | 1999-07-01 |
| The Case of the Golden Bullet | Groner, Auguste, 1850-1929 | en | In Joe Muller: Detective, Being the Account of Some Adventures in the Professional Experience of a Member of the Imperial Austrian Police | | Colbron, Grace Isabel, 1869-1948 [Translator] | Fiction; Detective and mystery stories | 1999-07-01 |
| The Professional Aunt | Wemyss, Mary C.E. | en | | | | | 2004-05-01 |