1920 Article Portable Coalometer Coal Pile Leakage Instrument A. W. Browne SCA3 HUTT1 featuring Freddy Martin and his

featuring Freddy Martin and his Orchestra's upcoming performances at the Boca Raton Hotel in Florida

part of the second class deck

or ox-cart

"Steve Hatalla has a few words to say about life and liberty

90 Canal Street

1920 Article Portable Coalometer Coal Pile Leakage Instrument A. W. Browne SCA3 HUTT1 featuring Freddy Martin and hisThis is an original 1920 one page article (one single sided page), "Detecting and Preventing Leakage in the Soft Coal Pile" by R. P. Nichols featuring an image of the details and installation of the Coalometer, an instrument developed from a joint intervention of Mr. A. W. Browne, Professor of Chemistry at Cornell University, and one of the America's leading scientists. This instrument detects heat losses in the soft coal pile. CONDITION This 91+ year