Saint Augustine in His Study (Botticelli, Ognissanti)

Vespucci）。波提切利的壁画《正在研究的圣奥古斯丁（英语：Saint Augustine in His Study (Botticelli, Ognissanti)）》，和多米尼哥·基兰达奥的《正在研究的圣杰罗姆（英语：Saint Jerome in His Study (Ghirlandaio)）》都创作于14

开放图书馆：14132393M pp. 61–81. Darlington, 467–472. Darlington, 679–670. KIM Sang-Hyuk, A study on the operation mechanism of song I-yong`s armillary clock （页面存档备份，存于互联网档案馆）