Museum of Natural History, New York, showing 77th Street facade, August 22, 1910, postcard 

Verso of postcard: 77th Street facade of the American Museum of Natural History 

77th Street facade of the American Museum of Natural History 

American Museum of Natural History, New York, showing building exterior, postcard, August 16, 1912 

American Museum of Natural History, New York, showing building exterior, verso of postcard, August 16, 1912 

Verso of postcard: 77th Street facade of the American Museum of Natural History 

American Museum of Natural History, New York, showing 77th Street facade, verso of postcard 

American Museum of Natural History, New York, showing 77th Street facade, verso of postcard 

Man and woman outside home with chickens 

Man and woman with chickens at home 

77th Street facade of the American Museum of Natural History 

Verso of postcard: 77th Street facade of the American Museum of Natural History 

Museum of Natural History, New York, showing 77th Street facade, postcard, March, 15, 1906 

77th Street facade of the American Museum of Natural History, New York, verso of postcard 

77th Street facade of the American Museum of Natural History, New York City, verso of postcard 

Your gut is home to your densest and most diverse microbes—about 100 trillion bacteria. No two people have exactly the same gut microbes. The make-up of your microbiome depends on many factors, like w 

77th Street facade of the American Museum of Natural History 

77th Street facade of the American Museum of Natural History, New York City, verso of postcard 

Dr. Shapiro and Dr. Clark with cast of Easter Island statue, Margaret Mead Hall of Pacific Peoples, 1935 

Young Horned Grebe, verso of postcard from painting by Louis Agassiz Fuertes in the collection of the American Museum of Natural History