Architectural History,
Athenaeum of Philadelphia, Philadelphia, www.philaathenaeum.org
University of Pennsylvania - Architectural Archives, Philadelphia, www.design.upenn.edu/archives/archives/index2.htm
Art History
Andy Warhol Musuem, Pittsburgh, http://library.allegheny.edu/Archives
Barnes Foundation Archives, Philadelphia, www.barnesfoundation.org/archivesandlibrary.html
Brandywine River Museum, Chads Ford, www.brandywine.org
James A. Michener Art Museum, Doylestown, www.michenermuseum.org
Pennsylvania Academy of the Fine Arts, Philadelphia, www.pafa.org/museum/Research-Archives/39/
Philadelphia Museum of Art, Philadelphia, www.philamuseum.org/archives/
Children's History
Please Touch Museum, Philadelphia, www.pleasetouchmuseum.org
College / University
Allegheny College, Meadvillle, http://library.allegheny.edu/Archives
Bloomsburg University University Archives and Special Collections, Bloomsburg, www.bloomu.edu/library/Archives/
Bryn Mawr College, Bryn Mawr, www.brynmawr.edu/Library/SpecColl
Bucknell University, Lewisburg, www.bucknell.edu/library-and-information-technology/library/special-collections.html
Cabrini College, Radnor, www.cabrini.edu
Carnegie Mellon University Archives, Pittsburgh, http://dli.library.cmu.edu/archives/
Chatham University Archives, Pittsburgh, http://library.chatham.edu/screens/asc.html
Chestnut Hill College , Philadelphia, www.chc.edu/library/
Cheyney University Archives, Cheyney, www.cheyney.edu
Dickinson College, Carlisle, http://archives.dickinson.edu/
Drexel University Archives and Special Collections, Philadelphia, http://archives.library.drexel.edu/
Duquesne University, Pittsburgh, www.duq.edu/academics/gumberg-library/university-archives
Edinboro University Archives, Edinboro, www.edinboro.edu/departments/library/archives/page_one.dot
Franklin and Marshall College, Lancaster, http://library.fandm.edu/archives/index.php
Gettysburg College, Gettysburg, www.gettysburg.edu/special_collections/
Gwynedd Mercy University, Gwynedd Valley, www.gmercyu.edu
Haverford College, Haverford, www.haverford.edu
Holy Family University Archives, Philadelphia, web3.holyfamily.edu/archives/archives.shtml
Lafayette College, Easton, ww2.lafayette.edu/~library/special/home.php
LaSalle University - Archives, Philadelphia, www.lasalle.edu/library/archiv.htm
Lehigh University, Bethlehem, www.lehigh.edu/library/speccoll/
Lock Haven University of Pennsylvania, Lock Haven, http://research.lhup.edu/archive
Mercyhurst University, Erie , http://library.mercyhurst.edu/ArchivalCenter/home.html
Millersville University, Millersville, http://blogs.millersville.edu/archivesandspecialcollections/
Moravian College and Moravian Theological Seminary, Bethlehem, home.moravian.edu/public/reeves/about/specialcollections.html
Neumann College, Aston,
Peirce College, Philadelphia, www.peirce.edu
Penn State University, University Park, www.libraries.psu.edu/psul/speccolls.html
Pennsylvania College of Technology, Williamsport, www.pct.edu/library/collections/archives/
Penn State Harrisburg Archives and Special Collections, Middletown, http://www.libraries.psu.edu/psul/harrisburg/asc.html
Rosemont College, Rosemont, www.rosemont.edu
Saint Joseph’s University Archives and Special Collections, Philadelphia, www.sju.edu/libraries/drexel/archive/index.htm
Shippensburg University, Shippensburg,http://library.ship.edu/content.php?pid=203335
University of Pennsylvania - University Archives and Records Center, Philadelphia, www.archives.upenn.edu/
University of Pittsburgh Archives Service Center, Pittsburgh, www.library.pitt.edu/archives-service-center
University of Scranton, Scranton, www.scranton.edu/academics/wml/univarchives/
University of the Arts, Philadelphia, library.uarts.edu
University of the Sciences in Philadelphia, Philadelphia, www.usp.edu/library
Ursinus College, Collegeville, myrin.ursinus.edu/archives/about/welcome.htm
Valley Forge Military Academy and College, Wayne, www.vfmac.edu/academy-library/academy-library-the-collection/
Villanova University, Villanova, www.library.villanova.edu
Widener University, Chester, www.widener.edu
Wilson College, Chambersburg, www.wilson.edu/about-wilson-college/hankeycenter/archives/index.aspx
Corporate Archives
ACE Archives, Philadelphia,
Hershey Community Archives, Hershey, www.hersheyarchives.org/
Philadelphia Contributionship, Philadelphia, www.contributionship.com
Soroptimist International of the Americas, Philadelphia, www.soroptimist.org
Union League of Philadelphia, Philadelphia, www.unionleague.org
County History
Bucks County Historical Society, Spruance Library, Doylestown, www.mercermuseum.org
Butler County Historical Society, Butler, www.butlerhistory.com
Chester County Archives and Records Services, West Chester, www.chesco.org/archives
Chester County Historical Society, West Chester, www.chestercohistorical.org
Clarion County Historical Society, Clarion, www.clarioncountyhistoricalsociety.org
Clearfield County Historical Society, Clearfield, www.clearfieldcountyhistoricalsociety.net
Crawford County Historical Society, Meadville, www.crawfordhistorical.org
Delaware County Archives, Media, www.co.delaware.pa.us/depts/archives.gov
Delaware County Historical Society, Chester, www.delawarecountyhistoricalsociety.org
Erie County Historical Society, Erie , www.eriecountyhistory.org/
Historical Society of Montgomery County, Norristown, www.hsmcpa.org
Historical Society of Schuylkill County, Pottsville, www.schuylkillhistory.org/
Jefferson County History Center, Brookville, www.jchconline.org
Lancaster County Historical Society, Lancaster, www.lancasterhistory.org/
Lawrence County Historical Society, New Castle, www.lawrencechs.com
Luzerne County Historical Society, Wilkes-Barre, http://luzernehistory.org/
Lycoming County Historical Society, Williamsport, http://tabermuseum.org/
Mercer County Historical Society, Mercer, www.mchspa.org
Northampton County Historical & Genealogical Society, Easton, www.northamptonctymuseum.org
Venango County Historical Society, Franklin, venango.pa-roots.com/venangohistoricalsociety.html
York County Heritage Trust, York, www.yorkheritage.org/
Early American History
David Library of the American Revolution, Washington Crossing, www.dlar.org/
Girard College History Collection, Philadelphia, www.girardcollege.com
Independence National Historical Park Archives and Library, Philadelphia, www.nps.gov/inde/historyculture/library-archives.htm
Ethnic History
African American Museum in Philadelphia, Philadelphia, www.aampmuseum.org
American Swedish Historical Museum, Philadelphia, www.americanswedish.org
German Society of Pennsylvania, Philadelphia, www.germansociety.org
Temple University - Charles L. Blockson Afro-American Collection, Philadelphia, www.library.temple.edu/collections/blockson
Gender History
William Way Community Center - Gay, Lesbian, Bisexual, Transgender Library/Archives of Philadelphia, Philadelphia, www.waygay.org
History of Science
American Philosophical Society Library, Philadelphia, www.amphilsoc.org/
Chemical Heritage Foundation, Philadelphia, www.chemheritage.org
Wagner Free Institute of Science, Philadelphia, www.wagnerfreeinstitute.org
Image Collection
Free Library of Philadelphia – Print and Picture Collection, Philadelphia, www.freelibrary.org
Legal History
University of Pennsylvania Law School - Biddle Law Library Archives, Philadelphia, https://www.law.upenn.edu/library/archives/
Local History
Adams County Historical Society, Gettysburg, www.achs-pa.org
Bethlehem Area Public Library, Bethlehem, www.bapl.org
Bridesburg Historical Society, Philadelphia,
Byberry Library, Philadelphia,
Chadds Ford Historical Society - Roland Disney Library, Chads Ford, www.chaddsfordhistory.org
Charlestown Historical Society, Devault, www.charlestown.org
Chestnut Hill Historical Society, Philadelphia, www.chhist.org
Concord Township Historical Society, Concordville,
Conshohocken Historical Society, Conshohocken,
Craven Hall Historical Society, Warminster, www.craven-hall.org/
Doylestown Historical Society, Doylestown, www.doylestownhistorical.org/
Ellwood City Area Historical Society, Ellwood City, www.ellwoodhistory.com
Germantown Historical Society, Philadelphia, www.germantownhistory.org
Grove City Area Historical Society, Grove City, www.grovecityhistoricalsociety.org
Hermitage Historical Society, Hermitage, www.hermitage.net/historicalsociety
Historic Yellow Springs, Chester Springs, www.yellowsprings.org
Historical Society of Bensalem Township, Bensalem, www.thsbt.org
Historical Society of Fort Washington, Fort Washington, www.amblerhistory.com
Historical Society of Frankford, Philadelphia, www.frankfordhistoricalsociety.org
Historical Society of Phoenixville Area, Phoenixville, www.pheonixvillehistoricalsociety.org
Historical Society of Tacony, Philadelphia, www.historictacony.org
Jacobsburg Historical Society, Nazareth, www.jacobsburghistory.com
Lansdale Historical Society, Landale, www.landsalehistory.org
Lower Merion Historical Society, Bala Cynwyd, www.lowermerionhistory.org
Margaret R. Grundy Memorial Museum, Bristol, www.grundymuseum.org
Montgomery Township Historical Society, Montgomeryville, www.knappfarm.org
Old York Road Historical Society, Jenkintown, www.oyrhs.org
Pottstown Historical Society, Pottstown, www.pottstownhistory.org
Radnor Historical Society, Wayne, www.radnorhistory.org
Maritime History
Independence Seaport Museum, Philadelphia, www.phillyseaport.org/archives-library
Medical History
American College of Physicians Archives, Philadelphia, www.acponline.org/about_acp/history/archives/
College of Physicians of Philadelphia Historical Medical Library, Philadelphia, www.collegeofphysicians.org/library/
Drexel University College of Medicine Archives & Special Collections, Philadelphia, http://archives.drexelmed.edu
Pennsylvania Hospital Archives, Philadelphia, www.uphs.upenn.edu/paharc/collections/
Thomas Jefferson University Archives and Special Collections, Philadelphia, http://jeffline.jefferson.edu/sml/archives/
University of Pennsylvania School of Nursing - Barbara Bates Center for the Study of the History of Nursing, Philadelphia, www.nursing.upenn.edu/history/Pages/default.aspx
Wistar Institute Museum and Archives, Philadelphia, www.wistar.org/the-institute/our-history/museum-and-archives
Military History
1st Regiment Infantry Museum, Philadelphia, http://hsp.org/blogs/archival-adventures-in-small-repositories/dandy-first-at-the-1st-regt-infantry-pa-museum
Army Heritage and Education Center, Carlisle, www.carlisle.army.mil/AHEC/Introduction.cfm#nogo
Grand Army of the Republic Civil War Museum and Library, Philadelphia, www.garmuslib.org
U.S. Army Military History Institute, Carlisle, www.carlisle.army.mil/AHEC/USAMHI/
Municipal History
Atwater Kent Museum of Philadelphia, Philadelphia, www.philadelphiahistory.org
Philadelphia City Archives, Philadelphia, www.phila.gov/Records/Archives/Archives.html
Philadelphia Water Department Archives, Philadelphia, www.phillyh2o.org
Museum Archives
University of Pennsylvania Museum Archives, Philadelphia, www.museum.upenn.edu
Fashion Archives and Museum of Shippensburg University, Shippensburg, http://fashionarchives.org
Music History
Bach Choir of Bethleham, Bethlehem, www.bach.org/archives.php
Curtis Institute of Music, Philadelphia, www.curtis.edu
University of Pittsburgh Center for American Music / Foster Hall Collection, Pittsburgh, www.pitt.edu/~amerimus/cam1.htm
West Chester University School of Music Archives, West Chester, www.wcupa.edu/cvpa
National History
National Archives and Records Administration - Mid Atlantic Region, Philadelphia, www.archives.gov/philadelphia/
Natural History
Academy of Natural Sciences, Philadelphia, www.ansp.org/library
Awbury Arboretum, Philadelphia, http://awbury.org/
Carnegie Museum of Natural History Library, Pittsburgh, www.carnegiemnh.org/library/index.html
Fairmount Park Historic Resource Archive, Philadelphia, www.fairmountpark.org
Pennsylvania Horticultural Society, Philadelphia, www.pennsylvaniahorticulturalsociety.org
University of Pennsylvania - Morris Arboretum Library, Philadelphia,
Religious History
Academy of the New Church Archive, Bryn Athyn,
American Friends Service Committee, Philadelphia, www.afsc.org
Brethren in Christ Historical Library, Mechanicsburg,
Catholic Diocese of Harrisburg, Harrisburg, www.hbgdiocese.org/archives/
Episcopal Diocese of Central Pennsylvania, Harrisburg, www.diocesecpa.org/
Episcopal Diocese of Pennsylvania, Philadelphia, www.diopa.org/index.php?option=com_content&view=article&id=161:diocesan-archives&catid=19:default&Itemid=177
Episcopal Diocese of Pittsburgh, Pittsburgh, www.episcopalpgh.org/archive-revival/
Evangelical and Reformed Historical Society, Lancaster, www.erhs.info
Friends Historical Library at Swarthmore College, Swarthmore, www.swarthmore.edu/fhl.xml
Historic St. George’s United Methodist Church, Philadelphia, www.historicstgeorges.org
Lancaster Theological Seminary, Lancaster, www.lancasterseminary.edu/
LaSalle University - Brothers of the Christian Schools, Baltimore Province, Philadelphia,
Luthern Archives Center at Philadelphia, Philadelphia, http://ltsp.edu/lutheran-archives-philadelphia
Mennonite History Library & Archives, Harleysville, www.mhep.org
Moravian Archives, Bethlehem, www.Moravianchurcharchives.org
Moravian Historical Society, Nazareth, www.moravianhistoricalsociety.org
Philadelphia Archdiocesan Historical Research Center, Wynnewood, www.rc.net/philadelphia/pahrc/
Philadelphia Jewish Archives Center, Philadelphia, www.philajewisharchives.org
Polish National Catholic Church Archive, Scranton, www.pncc.org/
Presbyterian Historical Society, Philadelphia, www.history.pcusa.org
Sisters of St. Francis of Philadelphia Archives, Philadelphia, www.osfphila.org
Sisters of the Blessed Sacrament, Bensalem, www.katharinedrexel.org
Society of the Holy Child Jesus - American Province Archives, Rosemont, www.shcj.org
St. Vincent's Seminary - Ducournau Archives of the Eastern Province of the Congregation of the Mission, Philadelphia,
University of Pennsylvania - Library at the Herbert D. Katz Center for Advanced Judaic Studies, Philadelphia, www.library.upenn.edu/cajs/
Villanova Province Archives and Records Center, Villanova, www.augustinian.org/who-we-are/our-heritage/archives
Westminster Theological Seminary, Glenside,
Special Collections
Carnegie Library of Pittsburgh - The William R. Oliver Special Collections Room, Pittsburgh, www.carnegielibrary.org/locations/oliver/
Carnegie Mellon University Special Collections, Pittsburgh, http://search.library.cmu.edu/collections/special/
Center for Pennsylvania Cultural Studies, Penn State Harrisburg, Middletown, http://hbg.psu.edu/hum/paculture
Edinboro University Special Collections, Edinboro, http://libguides.edinboro.edu/content.php?pid=24865&sid=179336
LaSalle University - Special Collections, Philadelphia, www.lasalle.edu/library/speccoll.htm
Library Company of Philadelphia, Philadelphia, www.librarycompany.org/
Philadelphia Area Consortium of Special Collections Libraries, Philadelphia, http://pacscl.org/
Rosenbach Museum and Library, Philadelphia, www.rosenbach.org
Swarthmore College Peace Collection, Swarthmore, www.swarthmore.edu/Library/peace
Temple University – Special Collections, Philadelphia, www.library.temple.edu/collections/special_collections
University of Pennsylvania Rare Book and Manuscript Library, Philadelphia, www.library.upenn.edu/rbm/
University of Pittsburgh Special Collections, Pittsburgh, www.library.pitt.edu/special-collections
West Chester University Special Collections, West Chester, www.wcupa.edu/library.fhg/specialcollections/default.asp
State History
Historical Society of Pennsylvania, Philadelphia, www.hsp.org/
Historical Society of Western Pennsylvania, Pittsburgh, www.heinzhistorycenter.org/
Pennsylvania State Archives, Harrisburg, www.phmc.state.pa.us
Urban history
Temple University - Urban Archives, Philadelphia, www.library.temple.edu/urbana