Constructio lentium objectivarum ex duplici vitro ... dissertatio. Occasione quaestionis de perfectione telescopiorum ab Imperiali academia scientiarum Petropolitana pro praemio propositae conscripta / [Leonhard Euler].

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Constructio lentium objectivarum ex duplici vitro ... dissertatio. Occasione quaestionis de perfectione telescopiorum ab Imperiali academia scientiarum Petropolitana pro praemio propositae conscripta / [Leonhard Euler]. Public Domain Mark. Source: Wellcome Collection.