Original: From these early times, the garden has contained a gallery of natural objects (now Pisa's Museo di Storia Naturale), a library (now part of the university library), and portraits of its directors throughout the centuries.
Simplified: From these early times, the garden has contained a gallery of natural objects (now Pisas Museo di Storia Naturale), a library (now part of the university library), and portraits of its directors throughout the centuries.