Theory of Characteristics (open access)

Theory of Characteristics

The theory of characteristics will be presented generally for quasilinear differential equations of the second order in two variables. This is necessary because of the manifold requirements to be demanded from the theory of characteristics.
Date: September 1949
Creator: Tollmien, W.
Object Type: Report
System: The UNT Digital Library
LeTourneau Tech's NOW, Volume 3, Number 17, September 1, 1949 (open access)

LeTourneau Tech's NOW, Volume 3, Number 17, September 1, 1949

Semi-monthly newsletter LeTourneau Technical Institute of Texas containing religious articles, updates about news and events on campus, and other information of interest to students.
Date: September 17, 1949
Creator: LeTourneau Technical Institute
Object Type: Journal/Magazine/Newsletter
System: The Portal to Texas History
LeTourneau Tech's NOW, Volume 3, Number 18, September 15, 1949 (open access)

LeTourneau Tech's NOW, Volume 3, Number 18, September 15, 1949

Semi-monthly newsletter LeTourneau Technical Institute of Texas containing religious articles, updates about news and events on campus, and other information of interest to students.
Date: September 15, 1949
Creator: LeTourneau Technical Institute
Object Type: Journal/Magazine/Newsletter
System: The Portal to Texas History
The Fayette County Record (La Grange, Tex.), Vol. 27, No. 92, Ed. 1 Friday, September 16, 1949 (open access)

The Fayette County Record (La Grange, Tex.), Vol. 27, No. 92, Ed. 1 Friday, September 16, 1949

Semiweekly newspaper from La Grange, Texas that includes local, state, and national news along with extensive advertising.
Date: September 16, 1949
Creator: Sulak, L. J.
Object Type: Newspaper
System: The Portal to Texas History
The Fayette County Record (La Grange, Tex.), Vol. 27, No. 96, Ed. 1 Friday, September 30, 1949 (open access)

The Fayette County Record (La Grange, Tex.), Vol. 27, No. 96, Ed. 1 Friday, September 30, 1949

Semiweekly newspaper from La Grange, Texas that includes local, state, and national news along with extensive advertising.
Date: September 30, 1949
Creator: Sulak, L. J.
Object Type: Newspaper
System: The Portal to Texas History
The Fayette County Record (La Grange, Tex.), Vol. 27, No. 88, Ed. 1 Friday, September 2, 1949 (open access)

The Fayette County Record (La Grange, Tex.), Vol. 27, No. 88, Ed. 1 Friday, September 2, 1949

Semiweekly newspaper from La Grange, Texas that includes local, state, and national news along with extensive advertising.
Date: September 2, 1949
Creator: Sulak, L. J.
Object Type: Newspaper
System: The Portal to Texas History
The Fayette County Record (La Grange, Tex.), Vol. 27, No. 91, Ed. 1 Tuesday, September 13, 1949 (open access)

The Fayette County Record (La Grange, Tex.), Vol. 27, No. 91, Ed. 1 Tuesday, September 13, 1949

Semiweekly newspaper from La Grange, Texas that includes local, state, and national news along with extensive advertising.
Date: September 13, 1949
Creator: Sulak, L. J.
Object Type: Newspaper
System: The Portal to Texas History
The Fayette County Record (La Grange, Tex.), Vol. 27, No. 94, Ed. 1 Friday, September 23, 1949 (open access)

The Fayette County Record (La Grange, Tex.), Vol. 27, No. 94, Ed. 1 Friday, September 23, 1949

Semiweekly newspaper from La Grange, Texas that includes local, state, and national news along with extensive advertising.
Date: September 23, 1949
Creator: Sulak, L. J.
Object Type: Newspaper
System: The Portal to Texas History
The Fayette County Record (La Grange, Tex.), Vol. 27, No. 90, Ed. 1 Friday, September 9, 1949 (open access)

The Fayette County Record (La Grange, Tex.), Vol. 27, No. 90, Ed. 1 Friday, September 9, 1949

Semiweekly newspaper from La Grange, Texas that includes local, state, and national news along with extensive advertising.
Date: September 9, 1949
Creator: Sulak, L. J.
Object Type: Newspaper
System: The Portal to Texas History
The Fayette County Record (La Grange, Tex.), Vol. 27, No. 95, Ed. 1 Tuesday, September 27, 1949 (open access)

The Fayette County Record (La Grange, Tex.), Vol. 27, No. 95, Ed. 1 Tuesday, September 27, 1949

Semiweekly newspaper from La Grange, Texas that includes local, state, and national news along with extensive advertising.
Date: September 27, 1949
Creator: Sulak, L. J.
Object Type: Newspaper
System: The Portal to Texas History
The Fayette County Record (La Grange, Tex.), Vol. 27, No. 93, Ed. 1 Tuesday, September 20, 1949 (open access)

The Fayette County Record (La Grange, Tex.), Vol. 27, No. 93, Ed. 1 Tuesday, September 20, 1949

Semiweekly newspaper from La Grange, Texas that includes local, state, and national news along with extensive advertising.
Date: September 20, 1949
Creator: Sulak, L. J.
Object Type: Newspaper
System: The Portal to Texas History
The La Grange Journal (La Grange, Tex.), Vol. 70, No. 35, Ed. 1 Thursday, September 1, 1949 (open access)

The La Grange Journal (La Grange, Tex.), Vol. 70, No. 35, Ed. 1 Thursday, September 1, 1949

Weekly newspaper from La Grange, Texas that includes local, state, and national news along with extensive advertising.
Date: September 1, 1949
Creator: Priebe, Charles W.
Object Type: Newspaper
System: The Portal to Texas History
The La Grange Journal (La Grange, Tex.), Vol. 70, No. 37, Ed. 1 Thursday, September 15, 1949 (open access)

The La Grange Journal (La Grange, Tex.), Vol. 70, No. 37, Ed. 1 Thursday, September 15, 1949

Weekly newspaper from La Grange, Texas that includes local, state, and national news along with extensive advertising.
Date: September 15, 1949
Creator: Priebe, Charles W.
Object Type: Newspaper
System: The Portal to Texas History
The La Grange Journal (La Grange, Tex.), Vol. 70, No. 39, Ed. 1 Thursday, September 29, 1949 (open access)

The La Grange Journal (La Grange, Tex.), Vol. 70, No. 39, Ed. 1 Thursday, September 29, 1949

Weekly newspaper from La Grange, Texas that includes local, state, and national news along with extensive advertising.
Date: September 29, 1949
Creator: Priebe, Charles W.
Object Type: Newspaper
System: The Portal to Texas History
The Fayette County Record (La Grange, Tex.), Vol. 27, No. 89, Ed. 1 Tuesday, September 6, 1949 (open access)

The Fayette County Record (La Grange, Tex.), Vol. 27, No. 89, Ed. 1 Tuesday, September 6, 1949

Semiweekly newspaper from La Grange, Texas that includes local, state, and national news along with extensive advertising.
Date: September 6, 1949
Creator: Sulak, L. J.
Object Type: Newspaper
System: The Portal to Texas History
The Flatonia Argus (Flatonia, Tex.), Vol. 74, No. 36, Ed. 1 Thursday, September 1, 1949 (open access)

The Flatonia Argus (Flatonia, Tex.), Vol. 74, No. 36, Ed. 1 Thursday, September 1, 1949

Weekly newspaper from Flatonia, Texas that includes local, state, and national news along with extensive advertising.
Date: September 1, 1949
Creator: Bridges, George W.
Object Type: Newspaper
System: The Portal to Texas History
The Flatonia Argus (Flatonia, Tex.), Vol. 74, No. 37, Ed. 1 Thursday, September 8, 1949 (open access)

The Flatonia Argus (Flatonia, Tex.), Vol. 74, No. 37, Ed. 1 Thursday, September 8, 1949

Weekly newspaper from Flatonia, Texas that includes local, state, and national news along with extensive advertising.
Date: September 8, 1949
Creator: Bridges, George W.
Object Type: Newspaper
System: The Portal to Texas History
The Flatonia Argus (Flatonia, Tex.), Vol. 74, No. 40, Ed. 1 Thursday, September 29, 1949 (open access)

The Flatonia Argus (Flatonia, Tex.), Vol. 74, No. 40, Ed. 1 Thursday, September 29, 1949

Weekly newspaper from Flatonia, Texas that includes local, state, and national news along with extensive advertising.
Date: September 29, 1949
Creator: Bridges, George W.
Object Type: Newspaper
System: The Portal to Texas History
The La Grange Journal (La Grange, Tex.), Vol. 70, No. 36, Ed. 1 Thursday, September 8, 1949 (open access)

The La Grange Journal (La Grange, Tex.), Vol. 70, No. 36, Ed. 1 Thursday, September 8, 1949

Weekly newspaper from La Grange, Texas that includes local, state, and national news along with extensive advertising.
Date: September 8, 1949
Creator: Priebe, Charles W.
Object Type: Newspaper
System: The Portal to Texas History
The La Grange Journal (La Grange, Tex.), Vol. 70, No. 38, Ed. 1 Thursday, September 22, 1949 (open access)

The La Grange Journal (La Grange, Tex.), Vol. 70, No. 38, Ed. 1 Thursday, September 22, 1949

Weekly newspaper from La Grange, Texas that includes local, state, and national news along with extensive advertising.
Date: September 22, 1949
Creator: Priebe, Charles W.
Object Type: Newspaper
System: The Portal to Texas History
The Flatonia Argus (Flatonia, Tex.), Vol. 74, No. 39, Ed. 1 Thursday, September 22, 1949 (open access)

The Flatonia Argus (Flatonia, Tex.), Vol. 74, No. 39, Ed. 1 Thursday, September 22, 1949

Weekly newspaper from Flatonia, Texas that includes local, state, and national news along with extensive advertising.
Date: September 22, 1949
Creator: Bridges, George W.
Object Type: Newspaper
System: The Portal to Texas History
The Flatonia Argus (Flatonia, Tex.), Vol. 74, No. 38, Ed. 1 Thursday, September 15, 1949 (open access)

The Flatonia Argus (Flatonia, Tex.), Vol. 74, No. 38, Ed. 1 Thursday, September 15, 1949

Weekly newspaper from Flatonia, Texas that includes local, state, and national news along with extensive advertising.
Date: September 15, 1949
Creator: Bridges, George W.
Object Type: Newspaper
System: The Portal to Texas History
The Rambler (Fort Worth, Tex.), Vol. 22, No. 1, Ed. 1 Tuesday, September 13, 1949 (open access)

The Rambler (Fort Worth, Tex.), Vol. 22, No. 1, Ed. 1 Tuesday, September 13, 1949

Weekly student newspaper from Texas Wesleyan College in Fort Worth, Texas that includes campus and local news along with advertising.
Date: September 13, 1949
Creator: unknown
Object Type: Newspaper
System: The Portal to Texas History
The Rambler (Fort Worth, Tex.), Vol. [22], No. 2, Ed. 1 Tuesday, September 20, 1949 (open access)

The Rambler (Fort Worth, Tex.), Vol. [22], No. 2, Ed. 1 Tuesday, September 20, 1949

Weekly student newspaper from Texas Wesleyan College in Fort Worth, Texas that includes campus and local news along with advertising.
Date: September 20, 1949
Creator: unknown
Object Type: Newspaper
System: The Portal to Texas History