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Mercury-Sensitized Photochemical Action on a Mixture of Isobutane and Isobutene (open access)

Mercury-Sensitized Photochemical Action on a Mixture of Isobutane and Isobutene

This study investigated mercury-sensitized photochemical action on a mixture of isobutane and isobutene. Flow runs of isobutane-isobutene 3.2.1 mercury-saturated gases illuminated with unfiltered radiation of mercury vapor lamp gave no detectable change to hydrocarbons heavier than C4 at reaction tempratures of 27C. and 99C.
Date: June 1939
Creator: Gary, Felice
Object Type: Thesis or Dissertation
System: The UNT Digital Library
To Determine Some Educational Factors Associated with the Growth and Development of Physical Education in the Senior Colleges of Texas (open access)

To Determine Some Educational Factors Associated with the Growth and Development of Physical Education in the Senior Colleges of Texas

This thesis aimed to determine how and why physical education made its apperance and has developed in in the senior colleges of Texas.
Date: June 1937
Creator: Roberts, Sally Stevens
Object Type: Thesis or Dissertation
System: The UNT Digital Library
Bacterial Survey of Representative Denton County Wells with Special Reference to Sanitation (open access)

Bacterial Survey of Representative Denton County Wells with Special Reference to Sanitation

This thesis aimed to study the seventy-two representative wells of Denton County and to determine the possibilities of infection with typhoid organism. The sanitary survey and the test for Colon-Aerogenes bacteria show that 55% of the 72 wells studied are unsanitary, 27% are sanitary, and 18% are doubtful.
Date: June 1937
Creator: Roberts, Sally Stevens
Object Type: Thesis or Dissertation
System: The UNT Digital Library
How Practical Arts Education has Functioned in Mexico D. F. (open access)

How Practical Arts Education has Functioned in Mexico D. F.

The aim of this study was to present a condensed and authentic report of what Mexico has done toward a practical education of the nation. It is also the aim of this study to show the development, the status, and the functioning of the Federal District. The study point out the relation and the needs of this type of education to the social and economic welfare and progress of the Mexican people.
Date: June 1938
Creator: Hamilton, Tom G.
Object Type: Thesis or Dissertation
System: The UNT Digital Library
Student Aid in the Secondary Schools of Texas (open access)

Student Aid in the Secondary Schools of Texas

The purpose of this study is to examine student aid in Texas from the standpoint of history, types, sources, and administration in order to see whether the movement possibly represents any significant trend or tendencies in the privileges of secondary education in Texas.
Date: June 1938
Creator: Morgan, John H.
Object Type: Thesis or Dissertation
System: The UNT Digital Library
Survey of Bookkeeping Systems Being Used in Sixty-Six Retail and Eight Wholesale Businesses of Denton, Texas, with Recommendations for Improvements (open access)

Survey of Bookkeeping Systems Being Used in Sixty-Six Retail and Eight Wholesale Businesses of Denton, Texas, with Recommendations for Improvements

This study aim to determine the bookkeeping systems in use in the retail and wholesale businesses in Denton, Texas, and to determine what improvements could be made in the bookkeeping systems of these businesses.
Date: June 1938
Creator: Brookshear, Garland R.
Object Type: Thesis or Dissertation
System: The UNT Digital Library
A Study of the Phytoplankton Population of Lake Dallas (open access)

A Study of the Phytoplankton Population of Lake Dallas

The limnological investigation of any body of water is undertaken in order to secure more accurate information concerning the factors which play an important role in fish production or sanitation. This study shows the qualitative and quantitative planktonic algae in Lake Dallas, for the year 1937-38.
Date: June 1938
Creator: Bagwell, Russell L.
Object Type: Thesis or Dissertation
System: The UNT Digital Library
An Experimental Study of the Electrodeposition of Lead (open access)

An Experimental Study of the Electrodeposition of Lead

This thesis aimed to study some of the general principles underlying electrodeposition together with experimental facts regarding the effects of changing constituents of the plating solutions, variations in hydrogen-ion concentrations, and variation in current density used in the electrodeposition of lead.
Date: June 1937
Creator: Roberts, Ira Clifford
Object Type: Thesis or Dissertation
System: The UNT Digital Library
A Yearly Study of the Bacterial Flora of Lake Dallas Water with Special Reference to Sanitation (open access)

A Yearly Study of the Bacterial Flora of Lake Dallas Water with Special Reference to Sanitation

The purpose of this thesis is to determine the relative numbers of colon bacteria in the water of Lake Dallas.
Date: June 1937
Creator: Foster, Edwin Michael
Object Type: Thesis or Dissertation
System: The UNT Digital Library