[Floor Plan of Murchinson Lodge No. 80]

Architectural drawing of the Murchison Lodge #80 with notes about the condition of the building in 1887. The drawing is on the letterhead of Cassaday Grey Granite Co.
Date: unknown
Creator: Hill, T. Y.
System: The Portal to Texas History

College Building

Drawing of the "College Building" showing the floor plan and layout of the first floor of the building. The notes state the sketch was made from memory in 1931 by T. R. Zumwalt and lists the uses of each floor.
Date: June 20, 1931
Creator: Zumwalt, T. R.
System: The Portal to Texas History

[Sketch of Machine]

Unlabeled sketch of a round chamber with feet and pipes running into the top. It has colored shading and there are arrows showing the flow direction in the pipes.
Date: unknown
Creator: unknown
System: The Portal to Texas History

[Reversible Spring-Motor: Figure 1]

Framed patent illustration of a spring-based motor attached to the body of a bicycle with numbers labeling individual components of the invention.
Date: 1896
Creator: Click, John Jones
System: The Portal to Texas History

[Sketches for Patent Illustrations]

Sketches of technical drawings to illustrate a patent; the first page is labeled "Part of -- John Jones Click's invention" with images labeled "Fig. 1" and "Fig.2." The last page includes notes about the dimensions and various measurements.
Date: unknown
Creator: unknown
System: The Portal to Texas History

[Specifications for Engine Model 3-71]

Schematics with three different views of an engine denoting several technical aspects of the three (3) cylinder five (5) stroke engine. Specific annotations include a 3 1/4 O.D. Exhaust Pipe, the approximate center of gravity, the engine CPLG. face, the clutch lever, and the instrument panel and controls. Along with these specific annotations numerical annotations are seen denoting specific distances parts should be manufactured.
Date: March 22, 1938
Creator: General Motors Sales Corporation
System: The Portal to Texas History

[Specifications for Engine Model 4-71]

Schematics with three different views of an engine denoting several technical aspects of the four (4) cylinder five (5) stroke engine. Specific annotations include a 3 1/4 O.D. Exhaust Pipe, the approximate center of gravity, the engine CPLG. face, the clutch lever, and the instrument panel and controls. Along with these specific annotations numerical annotations are seen denoting specific distances parts should be manufactured.
Date: March 22, 1938
Creator: General Motors Sales Corporation
System: The Portal to Texas History

[Specifications for Engine Model 6-71]

Schematics with three different views of an engine denoting the 3 1/4 inch exhaust pipe, the approximate center of gravity, the engine CPLG face, the clutch lever, and the instrument panel & controls. In addition to these annotations specifications for sizes are marked with all numbers being designed inches.
Date: March 22, 1938
Creator: General Motors Sales Corporation
System: The Portal to Texas History

[Specifications for Hood Fire Protection no. D-52Y]

Schematics with a front facing view and side view of the fire protection hood denoting the complete assembly and the heat mask & skull guard assembly. In addition to the two full size technical drawings, a third smaller cross-section drawing of the seam construction is visible in the top right corner. Each portion of this technical drawing has specific measurements used for the construction of this piece of safety gear.
Date: unknown
Creator: unknown
System: The Portal to Texas History

[Reversible Spring-Motor: Figures 2-4, 7-10]

Illustrations of individual parts to patent a reversible spring-motor, with numbered labels to reference each piece. The first sheet contains details for three pieces (8-10) and a partially-constructed component (figure 2); the second sheet includes close-up illustrations of three of the moving parts (figures 3, 4, and 7).
Date: 1896
Creator: Click, John Jones
System: The Portal to Texas History

[Drawing of Staircase]

Technical drawing of a single flight of stairs going from a ground floor to the second floor, with 22 rises.
Date: unknown
Creator: unknown
System: The Portal to Texas History

[Reversible Spring-Motor: Figures 5 and 6]

Two figure illustrations of partial constructions for a reversible spring-motor patents, with numbered labels to reference each component piece.
Date: 1896
Creator: Click, John J.
System: The Portal to Texas History

The Garden of the Gospel: Restland Memorial Park. Dallas, Texas

Landscaping map of a segment of the Restland Memorial Park in Dallas, designated as the "Garden of the Gospel." It denotes cemetery plots with notations for various types of plants (trees, shrubberies, flowers, etc.), benches, and other features of the garden. There appears to be a small, handwritten box marking a set of plots.
Date: September 12, 1952
Creator: Kennedy, James F.
System: The Portal to Texas History