| Ohio State University |
38,477 |
| University of Iowa |
32,173 |
| University of Michigan |
31,007 |
| The University of Chicago |
23,752 |
| University of Minnesota |
19,559 |
| University of Washington |
19,345 |
| University of Nebraska |
9,694 |
| Cornell University |
5,475 |
| Johns Hopkins University |
4,310 |
| Northeastern University |
4,257 |
| Wisconsin Department of Public Instruction |
3,770 |
| Cleveland State University |
3,330 |
| Massachusetts Institute of Technology USA |
3,093 |
| Western Michigan University |
2,804 |
| George Mason University |
2,741 |
| Brown University |
2,517 |
| Northwestern University |
2,325 |
| West Virginia University |
2,212 |
| Harrisburg Area Community College |
2,103 |
| Yale University |
1,896 |
| Stephen F. Austin State University |
1,749 |
| Georgetown University |
1,708 |
| University of Alaska Fairbanks |
1,607 |
| University Of Pennsylvania |
1,575 |
| College of Charleston |
1,333 |
| Monash University |
1,214 |
| Dartmouth College |
1,145 |
| Salt Lake Community College |
1,099 |
| Regent University |
1,005 |
| University of Idaho |
997 |
| Smithsonian Institution |
944 |
| Clemson University |
911 |
| Roger Williams University |
906 |
| George Washington University |
877 |
| Sheridan College |
804 |
| The College of Wooster |
800 |
| University of Wisconsin - Green Bay |
794 |
| University of Oregon |
775 |
| Lewis & Clark College |
769 |
| University of West Georgia |
743 |
| Emporia State University |
730 |
| New Jersey Institute of Technology |
699 |
| Southwest Tennessee Community College |
697 |
| Georgia State University |
671 |
| Tufts University |
645 |
| Angelo State University |
642 |
| North Park University |
570 |
| Clarkson University |
562 |
| Union College - New York |
514 |
| Howard Community College |
513 |
| Youngstown State University |
501 |
| Northern Arizona University |
418 |
| Lake Forest College |
357 |
| Ferris State University |
356 |
| SUNY College at Old Westbury |
347 |
| Santa Clara University |
344 |
| Charles E Young Library |
328 |
| University of Houston-Victoria |
324 |
| Washington & Jefferson College |
324 |
| Trinity University |
320 |
| Abraham Lincoln Library & Museum, Lincoln Memorial University |
316 |
| American Library Association |
303 |
| Gonzaga University |
301 |
| Husson College |
292 |
| Mercy College |
287 |
| The University of Tulsa |
285 |
| Florida Museum of Natural History |
285 |
| Colorado School of Mines |
275 |
| Corinthian Colleges, Inc. |
275 |
| ACI Worldwide |
269 |
| University of Arkansas System |
264 |
| Progress Software Corporation |
262 |
| Boise School District |
254 |
| Brentwood Public Library |
253 |
| The Jackson Laboratory |
238 |
| Bradley University |
237 |
| NOIR ART EMPORIUM |
236 |
| Samuel Merritt College |
214 |
| Pitzer College |
212 |
| Ohlone College |
212 |
| Hamline University |
205 |
| Paine College |
201 |
| Touro College |
190 |
| Texas Southern University |
189 |
| Baylor Health Sciences Library |
160 |
| Kennan Institute Library |
160 |
| Home |
157 |
| Augustana College |
155 |
| Arkansas Historic Preservation Program |
148 |
| Miles College |
142 |
| University of Detroit Mercy |
140 |
| Mount San Antonio College |
135 |
| American Museum of Natural History |
135 |
| Advocate |
134 |
| Heritage College |
132 |
| Delgado Community College |
131 |
| Albion College |
130 |
| Valdosta State University |
127 |
| Salve Regina University |
127 |
| Weatherford College |
126 |
| Academy of Natural Sciences |
125 |
| Spokane School District 81 |
124 |
| State Library |
121 |
| Vassar College |
120 |
| Lewis Health Science Library |
118 |
| Golden Gate University |
113 |
| Hobart and William Smith Colleges |
109 |
| Spelman College |
108 |
| North American Electric Reliability Corp |
107 |
| Marlboro College |
103 |
| Augustana College |
99 |
| Brookdale Community College |
99 |
| Tyler Technologies |
97 |
| IMPAC Medical Systems, Inc. |
96 |
| Rutherford County School District |
92 |
| Rowan-Salisbury School System |
90 |
| Public Schools of Robeson County, North Carolina |
89 |
| Museum of Science |
86 |
| National Building Museum |
85 |
| Ashburnham-Westminster Regional School District |
83 |
| Gordon College |
79 |
| St. Joseph's College |
78 |
| St. Francis Xavier University |
71 |
| TippingPoint Technologies, Inc |
70 |
| Franklin Pierce Law Center |
69 |
| Brodart Company |
69 |
| Amigos Library Services |
67 |
| Saint Francis University |
66 |
| Saint Anselm College |
65 |
| Ektron, Inc. |
61 |
| Surrey County Council |
60 |
| Northern Waters Library Service |
60 |
| National Museum |
58 |
| Parsons Library |
58 |
| George Washington SOM and Health Sciences |
57 |
| South Central Library System |
57 |
| SELCO/SELS |
57 |
| Ontario Science Centre |
57 |
| Philadelphia Museum of Art |
56 |
| Milwaukee Public Museum |
56 |
| American Campus Communities |
55 |
| The Museums, Libraries and Archives Council |
55 |
| Xora, Inc. |
54 |
| Bismarck Tribune Library |
53 |
| Georgia Public Library |
53 |
| Menomonie Public Library |
53 |
| Queens Borough Public Library |
49 |
| State University of New York at Cobleskill |
48 |
| Boulder Public Library |
48 |
| School of Visual Arts |
48 |
| Trinity Lutheran College |
48 |
| Culture |
47 |
| Washington Performing Arts Soc |
47 |
| The Cooper Union for the Advancement of Science and Art, Inc. |
46 |
| SAN DIEGO MUSEUM of ART |
46 |
| Virginia's Center for Innovative Technology |
45 |
| Oakland Public Library |
45 |
| Hasbrouck Heights Library |
45 |
| State of Wisconsin Historical Society |
44 |
| The Newberry Library |
43 |
| Exploratorium |
42 |
| Alaska Resources Library & Information Services |
42 |
| Seattle Public Library |
42 |
| Bibliographical Center for Research (BCR) |
42 |
| Library Legacy Foundation |
42 |
| Blanton Museum of Art |
42 |
| Metropolitan Library System |
39 |
| Canadian War Museum |
39 |
| Broward County Library |
39 |
| Asian Art Museum |
38 |
| Henry Ford Musem |
38 |
| Please Touch Museum |
38 |
| Excelsior Springs 40 |
37 |
| Toronto Public Library |
37 |
| Clare-GLADWIN Resd Career |
37 |
| Montshire Museum Of Science, Inc. |
35 |
| Liberty Science Center |
34 |
| San Francisco Public Library |
34 |
| State Library |
34 |
| Roseville Independent School District #623 |
34 |
| Franciscan University of Steubenville |
33 |
| Dorel Industries, Inc. |
33 |
| Harris County Library |
33 |
| Museum Of Contemporary Art |
33 |
| Association of Research Libraries |
32 |
| Cleveland Public Library - OH |
32 |
| Museum of the Earth |
31 |
| The Library Foundation of Buffalo |
30 |
| Miami-Dade Public Library System |
30 |
| University of Miami Rosenstiel School Science |
30 |
| FRIENDS OF THE ROYAL ACADEMY(THE) |
30 |
| Piedmont College |
29 |
| Chrysler Museum |
29 |
| Chicago Public Library |
29 |
| Emory University School of Law |
29 |
| Hamilton Public Library |
29 |
| Mondovi Public Library |
28 |
| The National Archives |
28 |
| North Suburban Library System |
27 |
| Lewis |
27 |
