Сообщение об ошибке

Deprecated function: The each() function is deprecated. This message will be suppressed on further calls в функции menu_set_active_trail() (строка 2396 в файле /home/fr2973/public_html/astrolabes.ru/includes/menu.inc).

Астролябии в старых книгах и картинах

The movement of the Heavens (Museo de Santa Cruz, Toledo)
An image of an Islamic observatory, showing an astrolabe in use
The Astronomer, c. 1668, Louvre, Paris
Lucas de Heere, "The Liberal Arts" (Galleria Sabauda, Turin)
Regiomontanus
Saint Jerome in his study 1442
наблюдают