Thompson, Charles L., d. 1950. Louisiana history collection, 1699-1949. 543 items, 17 vols. (4 ms. vols., 13 printed vols.). Location: T:17, OS:T. Resident of New Orleans and collector of materials related to the history of New Orleans and Louisiana. Collection contains correspondence, research notes, and papers collected or prepared by Thompson related to New Orleans and Louisiana. Includes copies of manuscripts of the colonial, territorial and early statehood periods, maps, and photographs. Also included is a collection of watermarks. For further information, see online catalog. Mss. 998.

Tiernan, Charles. Letters, 1838-1839. 2 items. Location: Misc.:T. New Orleans agent for the commission firm of Luke Tiernan & Co. of Baltimore, Md. Tiernan comments on economic conditions caused by the Panic of 1837, financial losses by the Commercial Bank of Natchez, and remarks on payments to the Bank of New Orleans. For further information, see online catalog. Mss. 2106.

Colquette, R. T. Collection, circa 1830-1911. 10 items. Location: Misc.:C. Copies of maps show the location of a Spanish fort in New Orleans, La. For further information, see online catalog. Mss. 2811.

Thurston, George N. Family Papers, 1843-1907. 64 items, 3 vols. Location: C:45. Mississippi River steamboat captain for the New Orleans Ice Company, and a sugar planter at Baskerville Plantation, St. Mary Parish, Louisiana. Papers include personal and business letters related to Thurston's work, and diaries and account books kept by his wife, Mary Thurston, concerning the household and plantation. For further information, see online catalog. Mss. 1124.

Thoillier, Antoine. Papers, 1831. 2 items. Location: Misc.:T. Papers consist of a promissory note (1831) of Antoine Thoillier to Francis Castleman of New Orleans, La., and a declaration of protest (1832). For further information, see online catalog.

Thompson, A. C. Letter, 1845 Apri.l 14. 1 item. Misc.:T. Letter written by A. C. Thompson, merchant of New Orleans, La., to Smith Tuttle, Esq., of Fair Haven, Conn., discusses business affairs. For further information see online catalog. Mss. 3402.

Tibbitts, William. Document, 1835. 1 item. Location: Misc.:T. Resident of New Orleans. Certification by Recorder of Mortgages document certifies the mortgages held by William Tibbitts on his New Orleans, La., property. For further information, see online catalog. Mss. 321.

Taylor, Hiram and Thomas Thomson. Papers, 1836, undated 2 items. Location: A:57, Mss. Mf.:T. Resident of Matagorda Bay, Texas, and a member of a company of American volunteers assisting Texans in their War for Independence. Father of Thomas Thomson Taylor. Letter from Hiram to his wife Mary, in New Jersey, recounting his voyage from New Orleans to Galveston Bay and some information about the military situation in the area of Matagorda Bay, Tex. Included is an autobiographical sketch of Thomas Taylor and genealogical data concerning the Taylor family. For further information, see online catalog. Mss. 971.

Tessier, Charles. Papers, 1810-1848. 26 items. Location: A:63. Parish judge in East Baton Rouge, Louisiana. Papers of Charles Tessier include a set of letters in French written by Tessier and J. Soulie, a representative of the firm Tanneret & Gourgon, concerning a court case involving a property dispute with a Mr. Dubreuil; letters from John Nicholson concerning Tessier's stewardship of the Baton Rouge branch of the Carrollton Bank of New Orleans; a cadastral map showing property owned by Tessier; and a letter of friendly salutations from Richard Raynal Keene. In French. For further information, see online catalog. Mss. 238.

Swartwout, John. Letter, 1806 April 5. 1 item. Location: Misc.:S. Colonel of New York and political supporter of Aaron Burr. Letter from Swartwout to Ebenezer Foote referring to the business of his mercantile firm and to the Burr conspiracy. The letter was written prior to the arrest of Swartwout's brother Samuel in New Orleans because of his association with Burr. For further information, see online catalog. Mss. 1580.