Nathan's blog

Nathan is the Vice President of The Raab Collection, a historical consultant, and a frequent national media presence. He serves on the Board of Directors at the Historical Society of Pennsylvania. Follow Nathan on Google+.

Video: President Lincoln Laments the Fall of His General

posted on 02/24/2015

The Raab Collection's latest acquisition, a rare, beautiful, evocative letter of President Abraham Lincoln, asserting his "authority" as Commander-in-Chief and lamenting the fall of a General who died at Fredericksburg.

The Visitors Book of the Kensington Astronomical Observatory

posted on 01/30/2015
Tagged: In the News

A remarkable moment in scientific history and the story of the study of the stars.  For a century in an institution, this historical artifact is replete with the people and events that made history in the world of astronomy.

The Scientific Signed Photograph Collection

posted on 01/19/2015

The Signed Photograph Collection of Noted Scientist and Inventor A. J. Liebman