Global attention in scientific, industrial, and governmental communities to traces of toxic chemi...

Letter From the Secretary of War - Transmitting Letter of the Chief Signal Officer on the Climate...

Zones of Stars Observed at the United States Naval Observatory - With the Meridan Transit Instrum...

Memorial Ceremonies at the Graves of Our Soldiers - Saturday, May 30, 1868 is an unchanged, high-...

A Memorial of Joseph Henry is an unchanged, high-quality reprint of the original edition of 1880....

Postal savings banks - An argument in their favor, with appendices is an unchanged, high-quality ...

The war of the rebellion - A compilation of the official records of the Union and Confederate arm...

Fort Pillow Massacre - Returned prisoners is an unchanged, high-quality reprint of the original e...

Papers relative to Mexican affairs - Communicated to the Senate June 16, 1864 is an unchanged, hi...

Report of the Senate Select Committee on Interstate Commerce - With appendix is an unchanged, hig...

Trial of Andrew Johnson - President of the United States, before the Senate of the United States,...

Trial of Andrew Johnson - President of the United States, before the Senate of the United States,...