Project icon: lavishly furnished initial letter with a painting of Ptolemy using an astrolab.

Ptolemaeus

Arabus et Latinus

Α Β Γ Δ Ε Ζ Η Θ Ι Κ Λ Μ Ν Ξ Ο Π Ρ Σ Τ Υ Φ Χ Ψ Ω α β γ δ ε ζ η θ ι κ λ μ ν ξ ο π ρ σ ς τ υ φ χ ψ ω
The following characters have a special meaning.
Put them next to a word without a space between.
" "encloses a sequence of words so that the sequence is searched as a whole.
+The following word must appear.
-The following word must not appear.
~The following word should not appear but may appear.
<The following word should appear but is not as relevant as other words.
>The following word should appear and is more relevant than other words.
( )groups words together so that one of the prefixes above can be applied to the whole group.
*is a wildcard behind a word, representing null, one or several arbitrary characters.

Schweinfurt, Stadtbibliothek, Ha 9 (H 180)

s. XVI2. Or.: Johannes Hommel (1518-1562) copied f. 1-21 and Johannes Praetorius (1537-1616) f. 22-28. Prov.: Johannes Praetorius.

Paper, 28 f., two hands. Collection of sloppy notes.

Astronomy: scattered astronomical notes and diagrams (1r-7v); ‘Doctrina de sphaerae optica in planicie descriptione generalis, eiusque varius usus, adiunctis geometricis demonstrationibus’ (8r-21r); Ptolemaica (22r-25r); ‘Proiectio spherae cum circulis signorum et horariis in planum’ (26r-28v). Blank: 21v.

Lit.450 Jahre Copernicus „De revolutionibus“. Astronomische und mathematische Bücher aus Schweinfurter Bibliotheken. Ausstellung des Stadtarchivs Schweinfurt in Zusammenarbeit mit der Bibliotheken Otto Schäfer (21. November 1993 – 19. Juni 1994), ed. U. Müller, Schweinfurt, 1998, 45-46 and 358, no. 174 (entries by M. Folkerts).

22r‑25r

Images

‘Analemma Ptolemaei quomodo se in plano habeat. Instar analemma Ptolemaei — secundum (?) percipiuntur.’

= Johannes Praetorius, Commentary on Ptolemy's Analemma (C.4.3). A few marginal notes by Praetorius.