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Issue 18
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_
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Front matter
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_
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Table of Contents
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_
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Article: La qualification des images télescopiques
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389
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Rubric: Appel à nos membres = Aufruf an unsere Mitglieder
|
393
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Article: 100 Jahre Sonnenfleckenstatistik
|
396
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Article: Observations d'éruptions solaires en lumière intégrale
|
403
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Article: Der Encke'sche Komet
|
406
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Article: Zwei grosse Meteoriten des Jahres 1947
|
407
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Rubric: La page de l'observateur
|
408
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Rubric: Beobachter-Ecke
|
410
|
|
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Rubric: Kleine astronomische Chronik
|
412
|
|
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Book review: Bibliothèque = Buchbesprechung
|
413
|
|
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Rubric: Gesellschafts-Chronik = Chronique des sociétés
|
413
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Rubric: Communications = Mitteilungen
|
_
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Issue 19
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_
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Front matter
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_
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Article: Neues vom 5-Meter-Spiegelteleskop des Palomar Mountain Observatoriums
|
417
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Article: La planète Mars en 1948
|
424
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Article: La station d'astronomie physique de Pierre-à-Bot sur Neuchâtel (1942-1947)
|
430
|
|
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Article: Die photographische Helligkeit von Zeta Aurigae
|
435
|
|
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Rubric: Aufruf an die Beobachter veränderlicher Sterne = Appel aux observateurs d'étoiles variables
|
436
|
|
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Book review: Bibliographie
|
438
|
|
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Rubric: Aus der Forschung
|
440
|
|
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Rubric: Beobachter-Ecke
|
441
|
|
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Rubric: La page de l'observateur
|
443
|
|
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Rubric: Gesellschafts-Chronik = Chronique des sociétés
|
447
|
|
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Rubric: Mitteilungen = Communications
|
448
|
|
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Table of Contents
|
_
|
|
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Issue 20
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_
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Front matter
|
_
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Rubric: Einladung zur 7. Generalversammlung der S.A.G. = Convocation à la 7me assemblée générale de la S.A.S.
|
449
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|
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Article: Études sélénographiques : Région Daguerre-Mädler
|
450
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|
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Article: Zur Herstellung und Prüfung eines Schmidt-Spiegels
|
453
|
|
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Article: Ein Beitrag zur Sonnenbeobachtung
|
458
|
|
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Article: Komet Honda-Bernasconi (1948 g)
|
459
|
|
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Article: Nova Serpentis 1948
|
461
|
|
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Rubric: La page de l'observateur
|
463
|
|
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Rubric: Beobachter-Ecke
|
468
|
|
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Book review: Bibliographie = Buchbesprechungen
|
471
|
|
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Rubric: Communications = Mitteilungen
|
474
|
|
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Table of Contents
|
_
|
|
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Issue 21
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_
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Front matter
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_
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Article: Die Regio solitudinis : Benennung und Deutung einer Mondlandschaft
|
477
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|
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Article: Le télescope de Cassegrain à miroir secondaire sphérique
|
483
|
|
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Article: CY Aquarii : der Veränderliche mit der kürzesten Periode
|
486
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|
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Rubric: Zur 7. Generalversammlung der Schweiz. Astronomischen Gesellschaft in Schaffhausen
|
488
|
|
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Article: Zum 70. Geburtstag von Prof. Dr. William Brunner
|
490
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|
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Rubric: Aus der Forschung
|
491
|
|
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Rubric: Beobachter-Ecke
|
493
|
|
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Rubric: La page de l'observateur
|
494
|
|
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Rubric: Gesellschafts-Chronik = Chronique des sociétés
|
502
|
|
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Book review: Buchbesprechungen
|
507
|
|
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Rubric: Mitteilungen = Communications
|
508
|
|
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Table of Contents
|
_
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