| Ys | Serial Collections (A-Z) | |
| Am3 | Yale publications in American studies | |
| An8 | Yale University publications in anthropology | |
| An9+ | Yale anthropological studies | |
| Ar8 | Art, lux, et veritas | |
| At8 | Yale studies in attitude and communication | |
| B47-B476 | Yale bicentennial publications | |
| B79-B791 | Brooks-Bright Foundation | |
| C48 | Yale studies of the city | |
| C54 | Yale classical monographs | |
| C55-C56 | Yale classical studies | |
| C6 | College comedies | |
| C68 | Yale College series | |
| C75 | Yale journal of criticism | |
| C76 | Yale conservation studies | |
| D14 | Seventy seven (New Haven, Conn. : 1909) | |
| D15 | Daily themes yearbook | |
| Ec7 | Yale publications in economics, social science and government | |
| Ec71 | Yale economic essays | |
| Ec74 | Yale series in economic history | |
| Ec8 | Yale studies in economics | |
| Eg9 | Yale Egyptological studies | |
| En3 | Yale Studies in English | |
| F74 | Freud lectures at Yale University | |
| G31 | Yale Germanic studies | |
| H46 | Henry L. Stimson lectures | |
| H62 | Yale historical publications. Manuscripts and edited texts | |
| H63 | Yale historical publications. Miscellany | |
| H64 | Yale historical publications. Studies | |
| H65 | Yale publications in the history of art | |
| H66 | Yale historical publications. The Wallace Notestein essays | |
| J61-J62 | John A. Porter University prize essays | |
| L38 | Yale Law School studies | |
| L64 | Yale linguistic series | |
| M23 | Yale mathematical monographs | |
| M49 | Men of Yale series | |
| M5 | Merchant seamen studies | |
| M58 | Microscope | |
| M9 | Yale studies in the history of music | |
| M93 | Music theory translation series | |
| N21 | Studies in national policy | |
| Or61 | Yale oriental series. Researches | |
| Or62 | Yale oriental series. Babylonian texts | |
| P21+ | Parabalou | |
| P27 | Patterson prize essays | |
| P69 | Yale plays | |
| P75 | Yale studies in political science | |
| P76 | Yale papers in political science | |
| P93 | Yale University prize poem | |
| R279 | Yale studies in religious education | |
| R3 | Yale studies in religion | |
| R31 | Yale publications in religion | |
| R66 | Yale Romanic studies | |
| R67 | Yale Romanic studies. French series | |
| R92 | Yale Russian and East European studies | |
| Sce6 | Yale scene. University series | |
| Sch6 | Scholars of the house series | |
| Sci3 | Yale series in the sciences | |
| Se5 | Undergraduate prize essays or Senior departmental essays | |
| Se6 | Yale series of younger poets | |
| Se8 | Seventy seven; a short story magazine | |
| Sf5 | S4N | |
| So13 | Yale University. Department of the Social Sciences. Publications |
|
| So8 | Yale Southeast Asia studies | |
| St6 | Storrs lectures on jurisprudence | |
| T64 | Tools and methods of comparative research | |
| T66 | Townsend essay | |
| W45 | Yale studies on white-collar crime | |
| Yta-Ytm | Monograph collections by Faculty (see scheme at Yba-Ybm) | |
| Yx-Yxz |
Books owned by Yalies (divide as in Yz) |
|
| Yz | Yale College (i.e. B.A. or Ph.B. by class) | |
| Yza | Sheffield Scientific School (by class) | |
| Yzb | Doctors of Philosophy (A-Z) | |
| Yzc | Masters of Arts (A-Z) | |
| Yzd | Engineers (A-Z) | |
| Yze | Masters of Science (A-Z) | |
| Yzf | Ex-graduates (A-Z) | |
| Yzg | Architecture | |
| Yzh | Medicine (by class) | |
| Yzi | Law: Bachelors (by class) | |
| Yzj | Law: Masters; Doctors; Doctors of Civil Law | |
| Yzk | Divinity (by class) | |
| Yzl | Art (by class) | |
| Yzm | Music (by class) | |
| Yzn | Forestry (by class) | |
| Yzp | School of Nursing (by class) | |
| Yzr | Certificates (A-Z) | |
| Yzy | Honorary Degrees (A-Z) | |
| Yzz | Writings of faculty and officers who have no Yale degree (i.e. President Clap; A-Z) | |
| Yzz9 | Institutions and periodicals with which Yalies are connected (A-Z) | |
| Ag3 | Age of science | |
| Am34 | American Association of Engineers | |
| Am35 | American journal of science | |
| Am39 | American Schools of Oriental Research | |
| B6-B64 | Yale editions of the private papers of James Boswell | |
| C15 | Cambios Phideo | |
| C18 | Career : an annual guide to business opportunities | |
| C23 | Carol Society, New Haven | |
| C4 | United States. Army. Chemical Warfare Service. Medical Division | |
| C73 | Committee on the War and the Religious Outlook | |
| C761 | Connecticut Audio-Visual Education Association | |
| E38 | Works of Jonathan Edwards | |
| En3 | English Institute | |
| F2 | Fat abbot | |
| F8 | Franco-American review | |
| F84 | Papers of Benjamin Franklin | |
| F9 | Furioso | |
| G18 | Gargoyle | |
| H26 | Harvard University. Commission to Advise on the Future of Psychology at Harvard | |
| H7 | Hopkins Grammar School, New Haven | |
| Id2 | Ideas; a students' philosophical journal | |
| In6 | Insurance world | |
| J25 | Jane Coffin Childs Memorial Fund for Medical Research | |
| J48 | Jewish journal at Yale | |
| J63 | Yale edition of the works of Samuel Johnson | |
| J66 | Yale Ben Jonson | |
| J8 | Journal of the history of medicine and allied sciences | |
| L3 | Consortium for Language Teaching and Learning | |
| M6 | Miscellany | |
| M74 |
Monday Evening Club, Hartford, Conn.
|
|
| M8-M81 | Yale edition of the works of St. Thomas More | |
| N2 | New Englander and Yale review | |
| N21 | National Academy of Sciences (U.S.) | |
| N3 | New Haven Colony Historical Society | |
| O73 | Orim | |
| P38 | Penny poems | |
| P4 | Phillips Academy, Andover, Mass. | |
| Q2 | Quarterly journal of studies on alcohol | |
| R33 | Radiocarbon | |
| Sch65N | School Mathematics Study Group newsletter | |
| Sp65 | Splatter! | |
| St25 | St. Paul's Parish, New Haven | |
| St3 | Yale edition of the unpublished writings of Gertrude Stein | |
| Sw5 | Swinburne correspondence | |
| Un3 | University Quarterly | |
| V6p | Viking Fund publications in anthropology | |
| W3 | Yale edition of Horace Walpole's correspondence | |
| W8 | World politics | |
| Y116 | Yale Near Eastern researches | |
| Y2 | Yale Western Americana series | |