| Y Cenhadwr americanaidd - 1881 |
| Y Cymmrodor - 1881 |
| Y CYMMRODOR - 1881 |
| Y Dreflan by Daniel Owen - 1881 - 232 pages |
| Y Drysorfa - 1881 |
| Y Drysorfa. Llyfr 1, rhif 1-llyfr 16, rhif 192; cyfres newydd, llyfr.1 rhif 1-llfr 100, rhif 1197 - 1881 |
| Y pregethur a'r Esboniwr, sef Casgliad o bregethau gwreiddiol a detholedig gan bregethwyr o wahanol en wadau cartrefol a thramor - 1881 |
| Y Traethodydd - 1881 |
| Y Wawr - 1881 |
| Yale Banner - 1881 |
| Yale College in ... by Yale University. Society of the Alumni. Executive Committee - 1881 |
| Yale lectures on preaching by Henry Ward Beecher - 1881 - 919 pages |
| Yamunā laharī by Gvāla - 1881 - 32 pages |
| Ye antiente Fraternitie of ye Rahere almoners ... Ceremonies of opening and closing a chapter by Fraternity of the Rahere almoners - 1881 |
| Ye antiente Fraternitie of ye Rahere almoners ... Ye legende of ye antiente fraternitie; lisst of founders & ... grand council; and rules & regulations of the St. Bartholomew Rahere almonry by Fraternity of the Rahere almoners, St. Bartholomew Rahere almonry - 1881 |
| Year Book by American Society of Mechanical Engineers - 1881 |
| Year Book by Charleston (S.C.) - 1881 |
| Year book by Denver. University - 1881 |
| Year Book by Charleston (S.C.) - 1881 |
| Year Book by American Society of Mechanical Engineers - 1881 |
| Year Book of Pharmacy - 1881 |
| Year-book of the Annual Conference by Methodist Episcopal Church. New England Southern Conference - 1881 |
| Yearbook of Pharmacy by J. O. Braithwaite, Pharmaceutical Society of Great Britain - 1881 |
| Yearbook of Pharmacy by J. O. Braithwaite, Pharmaceutical Society of Great Britain - 1881 |
| Yeast by Charles Kingsley - 1881 - 378 pages |
| Yeast by Charles Kingsley - 1881 - 324 pages |
| Yeast by Charles Kingsley - 1881 - 378 pages |
| Yeast by Charles Kingsley - 1881 - 378 pages |
| Yemen salnamesi - 1881 |
| Yi jie xing huo by Qinchen Liang - 1881 |
| Ylioppilas-albumi J.V. Snellman'in 75 vuotisen syntymäpäivän muistoksi by K. P. T. - 1881 - 146 pages |
| Yom Kipur by David Aaron Sola - 1881 |
| Yorkshire Archaeological Journal - 1881 |
| Yorkshire Archaeological Journal - 1881 |
| Yorktown Centennial Handbook by John Austin Stevens - 1881 - 124 pages |
| Yorktown centennial handbook by John Austin Stevens - 1881 - 124 pages |
| Young Americans in Japan - 1881 - 372 pages |
| Young Folk's History of the War for the Union by John Denison Champlin - 1881 - 593 pages |
| Young Folks History of the War For the Union by John D. Champlin, Jr. - 1881 |
| Young folks' history of America by Robert Mackenzie - 1881 - 535 pages |
| Young folks' history of America by Robert Mackenzie - 1881 - 535 pages |
| Young folks' history of Boston by Hezekiah Butterworth - 1881 - 480 pages |
| Young folks' history of Russia by Nathan Haskell Dole - 1881 - 520 pages |
| Young folks'history of Russia - 1881 |
| Young Japan by John Reddie Black - 1881 |
| Young Japan by John Reddie Black - 1881 |
| Young Japan by John Reddie Black - 1881 |
| Young Marmaduke by William Henry Davenport Adams - 1881 |
| Young People's History of France by Charlotte Mary Yonge - 1881 - 187 pages |
| Ypriana: Tuindag et Notre Dame de Tuine by Alphonse Vandenpeereboom - 1881 |
| Ypriana: Tuindag et Notre Dame de Tuine. 1881. [8], iv, 423 p. 8 pl. (2 fold.), 1 fold. plan by Alphonse Vandenpeereboom - 1881 |
| Yr Haul - 1881 |
| Yuan Yishan xian sheng quan ji by Haowen Yuan - 1881 |
| Yuan Yishan xian sheng quan ji by Haowen Yuan - 1881 |
| Yuan Yishan xian sheng quan ji by Haowen Yuan - 1881 |
| Yuan Yishan xian sheng quan ji by Haowen Yuan - 1881 |
| Yuan Yishan xian sheng quan ji by Haowen Yuan - 1881 |
| Yuan Yishan xian sheng quan ji by Haowen Yuan - 1881 |
| Yuan Yishan xian sheng quan ji by Haowen Yuan - 1881 |
| Yuan Yishan xian sheng quan ji by Haowen Yuan - 1881 |
| Yuan Yishan xian sheng quan ji by Haowen Yuan - 1881 |
| Yuan Yishan xian sheng quan ji by Haowen Yuan - 1881 |
| Yuan Yishan xian sheng quan ji by Haowen Yuan - 1881 |
| Yuan Yishan xian sheng quan ji by Haowen Yuan - 1881 |
| Yuan Yishan xian sheng quan ji by Haowen Yuan - 1881 |
| Yuan Yishan xian sheng quan ji by Haowen Yuan - 1881 |
| Yuan Yishan xian sheng quan ji by Haowen Yuan - 1881 |
| Yuan Yishan xian sheng quan ji by Haowen Yuan - 1881 |
| Yūshitsu bunkō by Shōin Yoshida, Yajirō Shinagawa - 1881 |
| Yūsuf va Zulayk︠h︡ā-yi Ḥakīm Firdawsī-i Ṭūsī by Firdawsī - 1881 - 234 pages |