Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

[Page of text in "Prognostics"]

Collection:: Images from the History of Medicine (IHM)
Format:: Still image
Copyright:: The National Library of Medicine believes this item to be in the public domain. (More information)
Extent:: 1 print.
NLM Unique ID:: 101445070 (See catalog record)
NLM Image ID:: A027231
Permanent Link:: http://resource.nlm.nih.gov/101445070

View Image

An official website of the United States government. Here’s how you know

[Page of text in "Prognostics"]