Postcard from an individual named Frank to Georgine[?] M. Koester in Kerrville, Texas. The front of the postcard has an image of City Park in Fort Worth with the Trinity River at center. Under the image is a note from Frank, who writes that he is in Fort Worth at the moment.

Photograph of Beatrice and Addison Wadley on November 15, 1906, shortly after their marriage. Addison stands behind a large tree log, while Beatrice stands in front in a dark-colored dress, both standing next to a wooden house.

Postcard from Calvin E. Trammell to Eddie Handley of Maverick, Runnels County. The front of the postcard depicts a panoramic view of a parade held on July 4, 1911 on the intersections of Wall and Main Street in Midland, looking at the northwest.

Letter from Dr. Butte to Elizabeth discussing how much he misses her, the hospital intern he went to the opera with, his classes, and a show he saw.

Photograph of a truck from Fannin County Electric Cooperative, Inc. The letters "REA" are written on the side of the truck. One worker stands behind the truck and assists with the construction of a power pole for an electric line.

Photograph of the Mary Louise and Ralph W. Thornton house on 2764 Nies Street, Fort Worth. The house is a single story-home with a small square porch in front of the front door, its windows covered with awnings printed with the letter T on the front. A dark-colored car is parked in front of a garage along the right wall of the house, accessible from the road by a gravel path, and bushes and small plants are planted in the front lawn and along the front of the building.

Photograph of the cornerstone ceremony for the Midland City Hall, arraigned by the Masonic Lodge. The cornerstone is held by chains above the base of the City Hall's wall, nine courses of bricks partially built with a Mason holding a trowel above one of the corners of the wall. A band with sheet music stands is behind the wall, seated and watching the lowering of the corner stone, while the Texan flag is visible at left.

Technical drawing showing the layout of cable assembly (W40A) magnetometer including labeled scale drawings, revisions and explanatory notes.

Technical drawing showing the layout of modified cable ribbon including labeled scale drawings, revisions and explanatory notes.

Technical drawing showing the layout of junction- adapter magnetometer including labeled scale drawings, revisions and explanatory notes. Scale 1:1 inch.

Technical drawing showing the layout of heater assembly analyzer including labeled scale drawings and revisions. Scale 1:0.2 inches.

Technical drawing showing the layout of antenna assembly, thermal simulator including labeled line drawings, revisions and explanatory notes. Scale 1:1 inch.

Technical drawing showing the layout of base plate, thermal simulator including labeled line drawings, revisions and explanatory notes. Scale 1:1 inch.

Technical drawing showing the layout of block, thermal simulator including labeled scale drawings, revisions and explanatory notes. Scale 1:2 inches.

Technical drawing showing the layout of bracket antenna mtg including labeled scale drawings, revisions and explanatory notes. Scale 1:1 inch.

Technical drawing showing the layout of bushing including labeled scale drawings, revisions and explanatory notes. Scale 1:0.25 inches.

Technical drawing showing the layout of case and bracket assembly including labeled scale drawings, revisions and explanatory notes. Scale 1:1 inch.

Technical drawing showing the layout of Case, H.E including labeled line drawings, revisions and explanatory notes. Scale 1:1 inch.

Technical drawing showing the layout of channel geophone module including labeled scale drawings and explanatory notes. Scale 1:1 inch.

Technical drawing showing the layout of clip - geophone module including labeled scale drawings and explanatory notes. Scale 1:1 inch.

Technical drawing showing the layout of cover assembly, electronics and safe/arm assemblies including labeled scale drawings, revisions and explanatory notes. Scale 1:1 inch.

Technical drawing showing the layout of cover, electronics and safe/arm assemblies including labeled scale drawings, revisions and explanatory notes. Scale 1:1 inch.

Technical drawing showing the layout of design control drawing electrical, geophone and cable assembly including labeled scale drawings and explanatory notes.

Technical drawing showing the layout of gasket including labeled scale drawings, revisions and explanatory notes. Scale 1:1 inch.