Summa de philosophia natural
Subtitle: enla qual mismo se tracta de astrulugia y astronomia, e otras sciēcias.  En estilo nūca visto, nueua mēte sacada ...
Contributors: Horblit, Harrison D. (bookplate); Salvá y Mallén, Pedro, d. 1870 (association); León, Juan de
Publisher: J. de Leō]
Published: 1547
Place of publication: [Seuilla
Language: spa
Number of pages: 46
Subjects: Astronomy; Astrology
Notes: Printed partly in Gothic and partly in Roman type.

Errors in foliation.

With the bookplate of Harrison D. Horblit.

With the stamp of Biblioteca de Salva on cover