36. AvsrR1AtAT SÍDERX ^PROPOSITIO- «NIST. N round wóduis intendenda Dioptra ad Auffrise orum. T os iderum cu fiis inue[tigandos. | 3 rca axem HT, plano xquatoris lad rectos infiften- d tem, yn si poffit circulus A BCD, cuius t aptus
Astronomy -- Early works to 1800
Internet Archive · Fisher - University of Toronto · Public domain (published before 1931). Free to use for anything.
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