he Institute Archives serves as the collective memory of Caltech by preserving the papers, documents, artifacts and pictorial materials that tell the school's history, from 1891 to the present. Researchers will also find here a wealth of sources for the history of science and technology worldwide, stretching from the time of Copernicus to today.		  
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Nova Reperta Title Page
PhotoNet Image Archive
Nova Reperta means new discoveries. Published ca 1600, this engraved title page shows nine technological innovations of the time, including navigation by compass. From the Archives' rare book collection.
Photo above is from the Caltech Archives' PhotoNet, an online, searchable database of thousands of images.