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Fuel-Economizer for Engines

Description: Patent for a device to increase the fuel efficiency of and reduce carbon deposits within combustion engines by means of an air controlling valve that supplies heated air to the intake manifold of the engine while it is running. The device is self-regulating, using a series of valves to deliver heated air in proportion to the degree of suction created by the pistons.
Date: unknown
Creator: Minor, Edward Lynnwood
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

[Letter from T. N. Carswell to George Jones - May 3, 1945]

Description: A letter written to Mr. George Jones, Marfa, Texas, from T. N. Carswell dated May 3, 1945. Carswell advises him of the request that was issued to Frank Jones to accept and serve on the Greater Hardin-Simmons Committee and requests that George encourage Frank to accept and serve.
Date: May 3, 1945
Creator: Carswell, T. N. (Thomas Norwood)
Item Type: Refine your search to only Letter
Partner: Hardin-Simmons University Library

Puzzle.

Description: Patent for a simply constructed puzzle with a difficult solution, "but may be accomplished by the exercise of care, skill, and ingenuity in the manipulation of the device" (lines 15-18). It is a rectangular box with eight balls, four of which fit into holes in the corners of the box. There are segmented walls surrounding the holes.
Date: January 5, 1897
Creator: Collis, Michael Francis
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Nut-Lock.

Description: Patent for nut-locks specifically adapted for use on railroads. Includes instructions and illustrations.
Date: February 16, 1897
Creator: Reilly, George
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Engine-Starter

Description: Patent for an engine starter "operated by compressed air and which may be brought into operative connection with the fly wheel of the engine to be started, whereby said fly wheel is rotated."
Date: June 2, 1914
Creator: Fruehbeck, Edgar F.
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Self Heating Branding Iron.

Description: Patent for a self heating branding iron, which allows for branding irons to be easily attached and detached from portable sources of fuel.
Date: January 14, 1902
Creator: Lowe, Marvel Avander
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

[Information about a Photograph of Three Girls]

Description: Information written about a photograph of three young girls for a research paper about the Delgadillo family for a history class at Marfa High School. This document lists the names of the three girls, in order, and the ages and short biographical section for Rosa Delgadillo and Cruz Delgadillo. What appears to be a rough draft for another photograph's information is handwritten on the back, but is marked out in red ink.
Date: 1972
Creator: Valerio, Enedina
Item Type: Refine your search to only Text
Partner: Marfa Public Library

[Photograph of Ida Mae Pruett with Her Dolls]

Description: Photograph of Mrs. Ida Mae Pruett with some of the dolls from her collection. One doll in a red dress stands on the far left, four dolls in the middle are sitting at a table, and a small doll in a yellow dress stands on the far right. More dolls can be seen in the background and below the clear counter on which the dolls are placed.
Date: unknown
Item Type: Refine your search to only Photograph
Partner: Marfa Public Library

[Treasures of the Past - February 1966]

Description: Monthly publication containing an article about the hobby of collecting dolls used in a research paper written for a history class at Marfa High School about doll collections. The article, "Treasures of the Past" (18-19 p.), discusses the utilization of different materials in doll-making, briefly touches on historical aspects of doll-making, and features pictures of dolls from many different collectors.
Date: February 1966
Creator: Culley, Ann
Item Type: Refine your search to only Text
Partner: Marfa Public Library

[Teacher's Daily Lesson Plan Sheet about a Doll Collection]

Description: A teacher's daily lesson plan sheet used to formulate questions for a student to answer in order to clarify a research paper on a doll collection for a history class at Marfa High School, titled "Mrs. Pruett's Dollarama" by Rebecca Ann Espinosa. The page numbers to the left of the page corresponds to the page(s) of the "Dollarama" paper; under each page number are the subsequent corrections or concerns the teacher has with a specific point in Rebecca Espinosa's paper.
Date: 1974
Item Type: Refine your search to only Text
Partner: Marfa Public Library

[Photograph of a Parade]

Description: Photograph of a main street in Marfa, Texas with crowds of people standing to the sides and on the roofs of buildings, and wagons in the middle of the street. The wagon nearest to camera has a banner that says, "The Darkest Light Company in America."
Date: unknown
Creator: Duncan, Frank
Item Type: Refine your search to only Photograph
Partner: Marfa Public Library

[Teacher's Daily Lesson Plan Sheet about the Depression]

Description: A teacher's daily lesson plan sheet used to formulate questions for a student to answer in order to clarify a researcher paper about the Great Depression for a history class at Marfa High School, titled "Disastrous Depression of the 1930's" by Hallie Rey Roman. The page numbers to the left of the page correspond to the pages of the "Disastrous Depression" paper; under each pager number are the subsequent questions or concerns the teacher has with a specific point in Hallie Roman's paper.
Date: 1974
Item Type: Refine your search to only Text
Partner: Marfa Public Library
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