Magellanic Clouds, v. Fifty Eclipsing StarsHarlow Shapley and Virginia McKibben Nail · Proceedings of the National Academy of Sciences of the United States of America · 1953

Cepheid Variable Stars in the Small Magellanic CloudHarlow Shapley and Virginia McKibben Nail · Proceedings of the American Philosophical Society · 1948

Magellanic Clouds. IV. On the Period Frequency AnomaliesHarlow Shapley and Virginia McKibben Nail · Proceedings of the National Academy of Sciences of the United States of America · 1952

Magellanic Clouds. XVII. Seven Notes on the Cepheid VariablesHarlow Shapley and Virginia McKibben Nail · Proceedings of the National Academy of Sciences of the United States of America · 1955

Magellanic Clouds, VII. Star Colors and Luminosities in Five ConstellationsVirginia McKibben Nail and Harlow Shapley · Proceedings of the National Academy of Sciences of the United States of America · 1953

The Magellanic Clouds. XIV. The Bar of the Large CloudHarlow Shapley and Virginia McKibben Nail · Proceedings of the National Academy of Sciences of the United States of America · 1955

Magellanic Clouds, X. An Evaluation of the Zero Point CorrectionHarlow Shapley and Virginia McKibben Nail · Proceedings of the National Academy of Sciences of the United States of America · 1954

Two Empires or Three?Ernst Mayr · Proceedings of the National Academy of Sciences of the United States of America · 1998

The Objects of SelectionErnst Mayr · Proceedings of the National Academy of Sciences of the United States of America · 1997

Generalized Riemannian GeometryLuther P. Eisenhart · Proceedings of the National Academy of Sciences of the United States of America · 1962

On Monothetic GroupsPaul R. Halmos and H. Samelson · Proceedings of the National Academy of Sciences of the United States of America · 1942

Stochastic Speculative PricePaul A. Samuelson · Proceedings of the National Academy of Sciences of the United States of America · 1971

Supplement || Front MatterProceedings of the National Academy of Sciences of the United States of America · 1983

Supplement || Biological Sciences Subject IndexProceedings of the National Academy of Sciences of the United States of America · 1983

Supplement || Physical Sciences Subject IndexProceedings of the National Academy of Sciences of the United States of America · 1983