Collection
Serial/Series Title
Decade
Month
1 Matching Results
Results open in a new window/tab.
Results:
1 - 1 of
1
Ringelmann Smoke Chart (Revision of I.C. 6888)
Revised report discussing the Ringelmann Smoke Chart, describing the history and background of the chart, its use, and how to read it.
Date:
August 1955
Creator:
Burdick, L. R. & Kudlich, Rudolph
System:
The UNT Digital Library