Editorial note — Page 193 X.
Reading edition
[Footnote *: Telescopic Work.—Only such work will be laid out here as can be done by small telescopes of from two to four inch object-glasses. The numbers in Fig. 75 correspond to those of the table.
Reading edition
[Footnote *: Telescopic Work.—Only such work will be laid out here as can be done by small telescopes of from two to four inch object-glasses. The numbers in Fig. 75 correspond to those of the table.