Baillaud, Jules - Paris ? (1 holograph)
Barrows, Albert L. - National Research Council
Dugan, Raymond S.
Jackson, J. - Royal Observatory, Greenwich
Leuschner, A. O.
Plaskett, J. S.
Richtmeyer . F.K. - National Research Council
Stratton, F. J. M. (1 holograph)
35 leaves/pieces and 5 printed items (between 2-4 pages).
Correspondents:
Aitken, Robert G. - Lick Observatory
Dugan, Raymond S. (2 holograph)
Leuschner, A. O. - University of California, Berkeley
Mason, Max - Rockefeller Foundation, New York
Stratton, F. J. M.
Wright, W. H.
51 leaves/pieces and 1 printed item (3 pages).
Correspondents:
Campbell, W. W.
Curtiss, R. H.
Dugan, Raymond S. - Princeton University Observatory
Harper, W. E.
Henroteau, François C. (1 holograph)
Lockyer, William J. (1 holograph)
Plaskett, Harry. - Dominion Astrophysical Observatory, Victoria (1 holograph)
Plaskett, J. S.
Schlesinger, Frank - Yale University Observatory
Shapley, Harlow
Stratton, F. J. M.
White, David - National Academy of Science, Washington, D. C.
Wright, W. H.
34 leaves/pieces and 1 printed item (4 pages).
Correspondents:
Baxandall, F. E. - Solar Phys. Observatory, Cambridge, England (1 holograph)
Campbell, W. W.
Dugan, Raymond S.
Lindblad, Bertil - Stockholm Observatorium, Sweden (2 holograph)
Newhall, H. F. (1 holograph)
Payne, Cecilia H . - Harvard College Observatory
Stratton, F. J. M. (2 holograph)
16 leaves/pieces and 1 printed item (2 pages).
Correspondents:
Curtiss, R. H. Fowler, A. Harper, W. E. Henroteau, François C. - Dominion Astrophys. Observatory, Ottawa Lockyer, William J. (1 holograph) Plaskett, J. S. (1 holograph)
Russell, Henry Norris
Shapley, Harlow
Stratton, F. J. M.
Wright, W. H. (1 holograph)
Correspondents:
Carnera, Luigi
Corn Exchange Bank Trust Company, New York
Department of State, Washington D.C.
Eddington, Sir Arthur (1 holograph)
Field, Richard M. - National Research Council
Guthrie, C. L. - Federal Reserve Bank of Richmond
Jones, Sir Harold Spencer - Royal Observatory, Greenwich
Lambert, Walter D.
Correspondents:
Bohr, Niels - Copenhagen
Campbell, W. W.
Cannon, Annie J.
Curtiss, R. H.
Fowler, A. - Imperial College of Technology, London
Hamy, M. M. - Paris
Harper, W. E. - Dominion Astrophysical Observatory, Victoria
Hertzsprung, Ejnar
Lockyer, W. J. - Norman Lockyer Observatory, South Devon England
Plaskett, J. S.
Russell, Henry Norris
Saha, Meghnad - University of Allahabad, India (1 holograph)
Shapley, Harlow
Stebbins, Joel
Stratton, F. J. M. - University of Cambridge (5 holograph)
Wright, W. H.
