Poortgebouw bij de ingang van dierentuin Natura Artis Magistra, opgericht ter gelegenheid van het 25-jarig regeringsjubileum van koning Willem III 1874

"Poortgebouw bij de ingang van dierentuin Natura Artis Magistra, opgericht ter gelegenheid van het 25-jarig regeringsjubileum van koning Willem III" (Gate building at the entrance of the Natura Artis Magistra zoo, erected to celebrate the 25th anniversary of the reign of King Willem III) is a photograph by Andries Jager, dated 1874. It depicts the elaborate gateway of the Amsterdam zoo, showcasing a blend of architectural styles. Jager, a noted photographer of the 19th century, captured the grandeur of the building, emphasizing its ornate details and intricate design. This photograph, now housed in the Rijksmuseum, offers a glimpse into the architectural landscape of 19th-century Amsterdam.