Baby cage

Figure 1 from Emma Read's patent for a "Portable Baby Cage"

A baby cage was a bed in a wire cage suspended from city apartment windows. The "health cage", as it was initially called, was invented by Mrs. Robert C Lafferty to provide babies with fresh air and sunshine while living in crowded cities.[1]

  1. ^ "Put Your Baby in a Bird-Cage". The Times Dispatch. September 14, 1913. p. 53. Retrieved Mar 29, 2019 – via Newspapers.com.