Regiomontanus, Joannes,  1436-1476, <br/><br/>
Scripta clarissimi mathematici M. Ioannis Regiomontani, de torqueto, astrolabio armillari, regula magna Ptolemaica, baculoq́[ue?] astronomico, & observationibus cometarum. :  aucta necessarijs, Ioannis Schoneri Carolostadij additionibus. Item. Observationes motuum solis, ac stellarum tam fixarum, q̃[uam] erraticarum. Item. Libellus M. Georgij Purbachij de quadrato geometrico ... 

 - 4 pages leaves, 84, [5] leaves :  illustrations, diagrams, tables ;  20 cm 
<br/><br/> Numerous errors in paging.  The observations of the sun were made by Regiomontanus and Bernard Walther; the observations of the stars by Regiomontanus, Peurbach, Walther and others.  "Errata": leaf [89]. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy--Early works to 1800.<br/>Astronomy.
<br/><br/><label>Subjects--Index Terms: </label>Astronomy Germany Astrolabe astronomical observations Clock (general) 
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Early works.