APS buildings are open to staff and invited visitors. The Library is under renovation until early 2022. We are doing a major upgrade to our technological infrastructure, making some digital collections and services unavailable. If you need immediate assistance with collections, please contact reference@amphilsoc.org.

Meeting Particulars

Accommodations: Members, their spouses (or one family member over the age of 16), and invitees are guests of the Society while attending the Meeting. Members pay personally for their first or only night’s room and tax charges at the Renaissance Franklin (4th and Chestnut Streets) or at the Hotel Monaco (5th and Chestnut Streets). The Society pays room and tax charges for the second night. Those who wish to include additional persons will be billed for their guests’ hotel and meal expenses. Check-in time is 4:00 p.m.; checkout time is   When checking out, please pay all charges except the one night allowance.  Valet parking is available at both hotels. 

Reservations, Changes, Cancellations: Room reservations are made by completing and returning to the Society the mailed Registration Sheet or register online. Please do not call our contracted hotels directly. Credit card information must accompany your hotel request. Should your plans change and you or your guests are unable to use all or part of your hotel or meal reservation, please contact Annie Westcott at 215-440-3441 or westcott@amphilsoc.org. You will be billed for room reservations and meals not canceled 72 hours before your scheduled arrival.

Registration: Registration opens in Benjamin Franklin Hall at 12:00 noon on Thursday, April 23. It reopens each morning of the Meeting at 7:45 a.m. Please sign in and receive a Program, Attendance List, name badge, and other related Meeting materials. 

Cell Phones:  As a courtesy to our speakers and audience, please silence cell phones in the Auditorium.

Acoustics: Earphones are available at the registration desk to enhance hearing as necessary. Participation in the discussion to follow each presentation or symposium is encouraged. To ensure that everyone is able to hear and appreciate your question or brief comment, please stand upon being recognized by the Chair, wait for the arrival of a microphone, and introduce yourself to the audience. 

Dining: A continental breakfast will be served in Benjamin Franklin Hall on Friday and Saturday mornings from to  Luncheon will be served in Benjamin Franklin Hall on both days. In advance of Meeting attendees dining on their own on Thursday evening, there will be a cocktail reception in Franklin Hall from 6:00 to 7:00 p.m. For your convenience, a list of Philadelphia restaurants is included with your mailed Meeting materials. Reservations are strongly encouraged. Cocktails and light supper will be offered from 6:30 to 8:30 p.m. in Franklin Hall on Friday evening.

Publications: Books recently published by the Society, its Members, and Meeting speakers are on display in the registration room.

APS Museum: During the Meeting, Members and guests are encouraged to visit Dr. Franklin, Citizen Scientist. Inspired by Benjamin Franklin's commitment to the pursuit of knowledge for the "benefit of mankind in general" and his belief that engagement in science could transform society for the better, this exhibition highlights the work of Franklin and lesser-known contributors to the scientific enterprise across the 18th-century Atlantic World. 

Please join Drs. Janine Boldt and Emily Margolis for a curator-led tour of the exhibition at 5:00 p.m. on Friday, April 24 in Philosophical Hall. 

APS Library: Members and Meeting guests are invited to a private showing of Society “treasures” and recent acquisitions by Librarian Patrick Spero on Saturday afternoon, April 25. Please gather in the foyer of Library Hall at 1:30 p.m.


  • Library/Museum Committee meet at 3:00 p.m. on Wednesday, April 22, in Franklin Hall.
  • Class Committees on Membership meet at 10:00 a.m. on Thursday, April 23, in Philosophical Hall.
  • New Member Orientation is offered at 10:30 a.m. on Thursday, April 23, in Library Hall.
  • Council meets at 4:30 p.m. on Thursday, April 23, in Philosophical Hall.
  • Members’ Business Meeting begins at 4:30 p.m. on Friday, April 24, in Philosophical Hall.
  • Development Committee meets at 7:45 a.m. on Saturday, April 25, in Franklin Hall.