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Massachusetts Institute of Technology

Holdings details from Massachusetts Institute of Technology
Call Number: RB40.P48x 1946

Johns Hopkins University

Holdings details from Johns Hopkins University
Call Number: QP514 .P48 1946 v.1

Duke University

Holdings details from Duke University
Call Number: 616.076 P482Q, 2d ed
QV744 P44q

Columbia University

Holdings details from Columbia University
Call Number: 664.5 P441
QP514 .P44 1946

University of Pennsylvania

Holdings details from University of Pennsylvania
Call Number: RB 37 .P 482 1946
RB40 .P47q 1946

Brown University

Holdings details from Brown University
Call Number: RB40 .P4 1946