Philadelphia Bibliographical Center and Union Library Catalogue. 63119 ... Documentation on a regional basis, symposium on postwar activities by E.N. Armstrong, J.J. Heilemann, W.B. McDaniel, 2nd [and others] ... / Edited by a special editorial committee of the executive board: C. W. David, J. F. Lewis, jr., R. Hirsch.

Philadelphia Bibliographical Center and Union Library Catalogue. 63119

... Documentation on a regional basis, symposium on postwar activities by E.N. Armstrong, J.J. Heilemann, W.B. McDaniel, 2nd [and others] ... / Edited by a special editorial committee of the executive board: C. W. David, J. F. Lewis, jr., R. Hirsch.

Philadelphia, 1944.

Reproduced from type-written copy.

Philadelphia Bibliographical Center and Union Library Catalogue.

Philadelphia Area Center for History of Science
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