1920 Article Portable Coalometer Coal Pile Leakage Instrument A. W. Browne SCA3 Corporate / Business (General) Keywords specific to this image:

Keywords specific to this image: Park

Pan American and TWA

between Wall Street and Exchange Place

King of Great Britain and Ireland

Their New York Retail Store is located at 11 Park Row

1920 Article Portable Coalometer Coal Pile Leakage Instrument A. W. Browne SCA3 Corporate / Business (General) Keywords specific to this image:This 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