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Port-Regulating Valve.

Description: Patent for a port-regulating valve. It is meant for use in steam-engines and regulates the steam in engines that the inventor had previously patented (No. 523,360). "The invention consists of a slide-valve for covering each port leading from the steam-chest to the rock-valve, with means for operating such slide-valves from the shaft controlling the rock-valve, and a link movement for adjusting the throw of the slide-valves and which is under the control of the engineer" (lines 21-28).
Date: August 27, 1895
Creator: Lester, Frank
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department

Panhandle Bank

Description: Business correspondence written on letterhead from the late 19th century. Letterhead contains stylized text of business name and illustration in lithographic print by Wichita Litho. Co. Kansas. Additional text reads: "Capital Stock $50,000."; "Prompt and Careful Attention Given to Collections"; "Exchange Bought and Sold. Correspondence Solicited." Letterhead includes names Geo. C. Mastin, Prest; W. F. Puckett, V. Prest.; J. C. Paul, Cashier; Directors: Geo. C. Martin; J. C. Paul; W. F. Puckett;… more
Date: 1891
Item Type: Refine your search to only Letter
Partner: Texas General Land Office

Carhart & Ross

Description: Business correspondence written on letterhead from the late 19th century. Letterhead includes decorative designs and business name with text reading: "Dealers in Pure Drugs, Medicines, Chemicals, Stationery, Druggists' Sundries, Perfumery, Soaps, Toilet and Fancy Articles, Etc."; "Physicians' Prescriptions Carefully Compounded." Letterhead also contains advertisements for medicines.
Date: 1893
Item Type: Refine your search to only Letter
Partner: Texas General Land Office

The Hansford Land & Cattle Company Limited

Description: Business correspondence written on letterhead from the late 19th century. Letterhead includes cattle illustration, decorative designs, and text reading: "Ranche in Hutchinson and Carson Counties, Texas"; "Ranche in Chaves County, N. M." in lithographic print by Hudson-Kimberly Pub. Co. K. C., M. O. Letterhead contains the name J. M. Coburn, Gen'l Manager.
Date: 1898
Item Type: Refine your search to only Letter
Partner: Texas General Land Office

Rotary Valve for Steam-Engines.

Description: Patent for a rotary valve for steam-engines that has a simplified valve and less pressure on the valve. It has a rocking valve that is "operating within a steam chest independent of the cylinder and connected therewith by pipes entering through the cylinder ends, a cam movement being provided for rocking the valve" (lines 21-25).
Date: September 18, 1894
Creator: Lester, Frank
Item Type: Refine your search to only Patent
Partner: UNT Libraries Government Documents Department
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