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Converter sidero - or the apparatus, which converts the mean solar time, the time sidereal and vice versa, and which, combined with a bezel equatorial, either to maintain for the time that it has a time recue, or to indicate the longitude and latitude of the place where it has been transported, once it has received the longitude and latitude of a first
Converter sidero - or the apparatus, which converts the mean solar time, the time sidereal and vice versa, and which, combined with a bezel equatorial, either to maintain for the time that it has a time recue, or to indicate the longitude and latitude of the place where it has been transported, once it has received the longitude and latitude of a first