Tyrannosaurus lived about 65 to 70 million years ago, in the late Cretaceous Period. T. rex was among the last of the big dinosaurs. Like all non-bird dinosaurs, T. rex lived in the Mesozoic era. Tyrannosaurus is believed to have lived in forests, near rivers, and in areas that were open and full of prey.
Other important technical advances in the history of photography, included the following. Photoetching was invented in 1822-5 by the Frenchman Joseph Niepce (1765-1833), who also made the first photograph from nature in 1826.
Alfred Stieglitz (1864-1946) is credited with getting photography accepted as an art form â reason enough for him to be the first subject in this yearâs series of In-Sight Evenings at the Harvard Art Museums.ris Snibbe/Harvard Staff Photographer. Deborah Martin Kao spoke on Alfred Stieglitz (1864-1946) at the first event in this yearâs series of In-Sight Evenings at the Harvard Art Museums. Kao, Richard L. Menschel Curator of Photography, called Stieglitz âan artist who is bigger than life.â. Show more.