Records of the Secretary Treasurer of the Ballistocardiograph Research Society, MSS 3/004. Historical Medical Library of The College of Physicians of Philadelphia.
Cite Item Description
Records of the Secretary Treasurer of the Ballistocardiograph Research Society, MSS 3/004. Historical Medical Library of The College of Physicians of Philadelphia. https://cpparchives.org/repositories/2/resources/236 Accessed August 27, 2026.