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Filtering by: Creator Graf, Samuel Herman, 1887- Decade 1930-1939

Interpretation of exhaust gas analyses

Creator:

Graf, Samuel Herman, 1887-, Gleeson, G. W., and Paul, W. H.

Abstract:

Purpose of the study. In any field of research in which many investigators are engaged, points of difference are inevitable, and the present subject is no exception. Many recommendations have appeared in the literature and a survey makes it quite obvious that some of these have been made without the...

Resource Type:

Technical Report
The properties of cement-sawdust mortars, plain, and with various admixtures

Creator:

Johnson, Raymond Hawley, 1905- and Graf, Samuel Herman, 1887-

Abstract:

Purpose and scope of study. Inquiries from farmers, county agents, and contractors requesting information concerning the use of sawdust as an aggregate in Portland cement mortar or concrete have been received frequently enough to draw attention to the problem. This work was under· taken witk the view of obtaining data...

Resource Type:

Technical Report
Adjustment of automotive carburetors for economy

Creator:

Oregon State Agricultural College. Engineering Experiment Station, Graf, Samuel Herman, 1887-, and Gleeson, George Walter, 1905-

Resource Type:

Technical Report