The sourcing for MERION MERCIES is extensive, and ongoing.  From each volume’s distinctive prologue journey to the Welsh Tract history of the novels proper, the preparatory research involves a vast, ever-growing collection of libraries, historical societies, museums, and academics around the globe.  Informed by experts and enthusiasts, living-history transcripts and firsthand fieldwork, the discoveries and serendipities abound.  Often, the digging is deep.  Always, the journey is worthwhile.

To explore more about the rich history of MERION MERCIES and the Welsh Tract, here are some rewarding links:

1.  The Welsh Tract

The Barnes Foundation
www.barnesfoundation.org

Bryn Mawr College
www.brynmawr.edu/library/speccoll/guides/index.html
www.brynmawr.edu/iconog/frdr.html
www.brynmawr.edu/iconog/hotchkin/rp/main.html
www.brynmawr.edu/iconog/wh/whloc.htm

Chester County Historical Society
www.chestercohistorical.org

Delaware County Historical Society
www.delcohistory.com

The Grange Estate
www.thegrangeestate.org

Harriton House
www.harritonhouse.org

Haverford College
library.haverford.edu

Haverford Township Historical Society
www.haverfordhistoricalsociety.org

Historic Sugartown
www.historicsugartown.org

Historical Society of Montgomery County
www.hsmcpa.org

Lower Merion Baptist Church
www.lowermerionbaptist.org

Lower Merion Conservancy
lmconservancy.org

Lower Merion Historical Society
www.lowermerionhistory.org

Merion Meeting — Society of Friends
merionfriends.org

Overbrook Farms Club
www.overbrookfarmsclub.org

Radnor Historical Society
www.radnorhistory.org

Tredyffrin-Easttown Historical Society
www.tehistory.org

Valley Forge National Historical Park
www.nps.gov/vafo/index.htm

Villanova University
www.villanova.edu/library/archives/sesquicentennial

2.  Philadelphia and Pennsylvania

American Philosophical Society
www.amphilsoc.org

The Athenaeum of Philadelphia
www.philaathenaeum.org

Broadcast Pioneers of Philadelphia
www.broadcastpioneers.com

Census Online
www.census-online.com/links/PA

City Archives of Philadelphia
www.phila.gov/phils/carchive.htm
www.phillyhistory.org

Free Library of Philadelphia
www.freelibrary.org

Greater Philadelphia GeoHistory Network
www.philageohistory.org/geohistory

Historical Society of Pennsylvania
www.hsp.org

Independence National Historical Park
www.nps.gov/inde/index.htm

Library Company of Philadelphia
www.librarycompany.org

Penn State University
www.libraries.psu.edu/psul/digital/digitalbookshelf.html

Pennsylvania Historical and Museum Commission
www.portal.state.pa.us/portal/server.pt/community/history/1592

Philadelphia Architects and Buildings
www.philadelphiabuildings.org/pab

Philadelphia Area Consortium of Special Collections Libraries
www.pacscl.org

Philadelphia Historical Commission
www.phila.gov/historical

Philadelphia Historical Digital Image Library
jeffline.jefferson.edu/archives/phdil/phdil.html

Philadelphia History Museum at the Atwater Kent
www.philadelphiahistory.org/index.php

Philadelphia Society for the Preservation of Landmarks
www.philalandmarks.org

Preservation Alliance for Greater Philadelphia
www.preservationalliance.com

State Museum of Pennsylvania
www.statemuseumpa.org

Swarthmore College Friends Historical Library
www.swarthmore.edu/fhl.xml

University of Pennsylvania
www.design.upenn.edu/archives/archives/index.html

Welcome Society of Pennsylvania
www.welcomesociety.org

Welsh Society of Philadelphia
www.philadelphiawelsh.org

3.  National

The Library of Congress
home page:  www.loc.gov
American Memory project:  http://memory.loc.gov/ammem/index.html
image collections:  www.loc.gov/pictures

National Trust for Historic Preservation
www.preservationnation.org

4.  Karakung

American Swedish Historical Museum
www.americanswedish.org

National Library of Sweden
www.kb.se/english/collections

The Royal Swedish Academy of Letters, History, and Antiquities / 
Swedish National Heritage Board
www.raa.se/om-riksantikvarieambetet/in-english/

Swedish-American Historical Society
www.swedishamericanhist.org

Swedish Colonial Society
www.colonialswedes.org

5.  Area Media

Main Line Media News
www.mainlinemedianews.com

Main Line Today
www.mainlinetoday.com

The News of Delaware County
www.delconewsnetwork/news_of_delaware_county

The Philadelphia Inquirer / The Daily News
philly.com