Home - Paper Through Time: Non-Destructive Analysis of 14th

Papermaking research conducted by Tim Barrett and coauthors using nondestructive instrumentation and methods to determine chemical composition, color, and thickness of historical papers to learn more about why some papers, often the oldest, are very light in color and stable while others are discolored and much less permanent.

Stunning footprints push back human arrival in Americas by

John Wilkes Booth killed Lincoln… but who killed John Wilkes Booth

Home - Paper Through Time: Non-Destructive Analysis of 14th

The Declaration of Causes of Seceding States

Home - Paper Through Time: Non-Destructive Analysis of 14th

Trump impeached again: Front pages across the nation

Magnaflux Non-destructive Testing Product & Equipment

Energies, Free Full-Text

How powerful land barons shaped the epic floods in California's

Exploiting Disorder: al-Qaeda and the Islamic State