Archive for July, 2011

Für Barbara, …leider einen Tag zu spät

Thursday, July 28th, 2011

Wednesday, July 27th, 2011

Monday, July 25th, 2011

Judith Albert

Friday, July 22nd, 2011

Wednesday, July 20th, 2011

Judith Albert

Monday, July 18th, 2011

Wednesday, July 13th, 2011

Tuesday, July 12th, 2011

Barbara Ellmerer

Nicolaus Cabeus: Analogue to a tree a magnetic stone has small channels.

Monday, July 11th, 2011

Nicolaus Cabeus (1585-1650), Philosophia magnetica (Coloniae, 1629), Zentralbibliothek Zürich, Alte Drucke und Rara, TZ 117: 1, p. 9.

Nicolaus Cabeus (1585-1650), Philosophia magnetica (Coloniae, 1629), Zentralbibliothek Zürich, Alte Drucke und Rara, TZ 117: 1, p. 11.

These channels follow the length of the stone. Magnetic force (like water) passes through this channels.

Nicolaus Cabeus (1585-1650), Philosophia magnetica (Coloniae, 1629), Zentralbibliothek Zürich, Alte Drucke und Rara, TZ 117: 1, p. 6-7.

After a split, these channels continue to function.

Nicolaus Cabeus (1585-1650), Philosophia magnetica (Coloniae, 1629), Zentralbibliothek Zürich, Alte Drucke und Rara, TZ 117: 1, p. 110.

Does the position of the stone change the movement of the vessel in which the stone is placed?

Nicolaus Cabeus (1585-1650), Philosophia magnetica (Coloniae, 1629), Zentralbibliothek Zürich, Alte Drucke und Rara, TZ 117: 1, p. 111-112.

Cabaeus’ instruments are similar to Gilbert’s. But Cabaeus follows (in his emphasis on channels) another line of investigation. It leads him towards an understanding of magnetic forces as flux through channels.

Nicolaus Cabeus (1585-1650), Philosophia magnetica (Coloniae, 1629), Zentralbibliothek Zürich, Alte Drucke und Rara, TZ 117: 1, p. 49.

Nicolaus Cabeus (1585-1650), Philosophia magnetica (Coloniae, 1629), Zentralbibliothek Zürich, Alte Drucke und Rara,  TZ 117: 1, p. 79.

Thursday, July 7th, 2011

Barbara Ellmerer