Astronomy.
Santbech, Daniel. No. 2 in **E.5111.32 Problematym astronomicorvm et geometricorvm sectiones septem, in qvibvs evidentissimis demonstrationibus explicatur, qua ratione tota petewoooxomtxijs disciplina intelligi & vsus prestantissimus in explorandis omnibus apparentiis, que in ccelesti regione mundi quocunq3 tempore conspiciuntur, qui ab artificibus antehac per fabrefacta maximis sumptibus ac difficillima organa absoluebatur, nunc solius quadrantis geometrici officio & expedititis & eadem certitudine perfici possit: item quomodo iuxta opticam rationem exquisite variarum ac multiplicium magnitudinum dimensiones, vel citra omnem calculi vsum facillimé expediri queant: praeterea quz sint rationes librationum in ducendis aquis ex suis fontibus etiam per plures montes interpositos in inferiora queuis constituta
[Continued ae card.] & , Public Library, May 21, 1921.
This card was printed at the Boston
M1598 — Astronomy. — Geometry. — Engineering. — Gunnery.