Ölander, Victor Rafael (1897)
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General list of astronomical azimuths observed in 1920-1959 in the primary triangulation net
1965
1930
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Reduction of astronomical latitudes and longitudes 1922-1948 into the FK4 and CIO systems
1972
2161
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Astronomical azimuth determinations on trigonometrical stations in the years 1955-1959
1961
1102
0
0