> Multivolume work
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AGK3 2 +65°...+50° decl [Astronomische Gesellschaft]. Planned by O. Heckmann
Hamburg-Bergedorf, 1975
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AGK3 4 +40°...+30° decl [Astronomische Gesellschaft]. Planned by O. Heckmann
Hamburg-Bergedorf, 1975
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AGK3 3 +50°...+40° decl [Astronomische Gesellschaft]. Planned by O. Heckmann
Hamburg-Bergedorf, 1975
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AGK3 5 +30°...+20° decl [Astronomische Gesellschaft]. Planned by O. Heckmann
Hamburg-Bergedorf, 1975
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AGK3 6 +20°...+12° decl [Astronomische Gesellschaft]. Planned by O. Heckmann
Hamburg-Bergedorf, 1975
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AGK3 7 +12°...+5° decl [Astronomische Gesellschaft]. Planned by O. Heckmann
Hamburg-Bergedorf, 1975
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AGK3 1 +90°...+65° decl [Astronomische Gesellschaft]. Planned by O. Heckmann
Hamburg-Bergedorf, 1975
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AGK3 8 +5°...-2° decl [Astronomische Gesellschaft]. Planned by O. Heckmann
Hamburg-Bergedorf, 1975