27. Commission des Étoiles Variables by Dugan, M. R. S., Grouiller, M., Banachiewicz, MM, Campbell, L., Cox, Danjon, de Roy, Einbu, Gadomski, Gaposchkin, Gerasimovich, Graff, Guthnick, Harwood, Mlle, Hertzsprung, MM, Hoffmeister, Hogg, Mme H. B., Jacchia, MM, Jordan, Joy, Kopal, Kordylewski, Kukarkin, Lacchini, Lindley, Ludendorff, McLaughlin, Merrill, Mitchell, Nielsen, A. V., Pearce, Pickering, D. B., Prager, Ryves, Shapley, Silva, Steavenson, Stebbins, Stein, Strömgren, E., ten Bruggencate, Tiercy, Tsesevich, Voûte, Walter

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9 Commission des Instruments Astronomiques by Fabry, M. Ch, Chrétien, M. H., Anderson, MM, Baillaud, R., Calder, Chandon, Mme, Couder, MM, Danjon, Pluvinel, de la Baume, Delvosal, Dufay, Horn d’Arturo, Moll, Ritchey, Sampson, Schilt, Svoboda

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