Second copy of the memorandum respecting differences between the approximate and final estimate but this one has “memorandum of extras of Brown and McDonall contract” written on the outer page

Second copy of the memorandum respecting differences between the approximate and final estimate but this one has “memorandum of extras of Brown and McDonall contract” written on the outer page (3 pages, handwritten), n.d.

County of Welland estimate (copy) of work done on section no. 4 of the tap drain at Marshville by Brown and Hershall

County of Welland estimate (copy) of work done on section no. 4 of the tap drain at Marshville by Brown and Hershall, signed by S.D. Woodruff. Estimate no.1, Sept., 1856.

County of Welland estimate (copy) of work done on section no. 4 of the tap drain at Marshville by Brown and Hershall,

County of Welland estimate (copy) of work done on section no. 4 of the tap drain at Marshville by Brown and Hershall, signed by S.D. Woodruff. Estimate no.2, Oct., 1856.

Receipt from John Brown, contractor of Thorold, Ontario

Receipt from John Brown, contractor of Thorold, Ontario for cement, Aug. 8, 1876.

Receipt from David Stiven, blacksmith for irons

Receipt from David Stiven, blacksmith for irons, Sept. 26, 1876.

Letter to Joseph A. Woodruff from Mr. Brown

Letter to Joseph A. Woodruff from Mr. Brown (2 ½ pages). Most of the writing is illegible, but he mentions cutting timber and an extension of a lease, Jan. 15, 1869.

Indenture of bargain and sale (vellum) between David William Smith of Alnwick, Great Britain and William Dickson of Niagara

Indenture of bargain and sale (vellum) between David William Smith of Alnwick, Great Britain and William Dickson of Niagara for 90 acres in the Township of Niagara –instrument no. 5926. Attached to this is a notice of Power of Attorney dated Apr. 6, 1810, which states that David William Smith of Alnwick, Great Britain allows James Crooks of Niagara to be his lawful attorney. The power of attorney is slightly torn. This does not affect the text, Sept. 21, 1810.

Letter to Henry Nelles from David Merritt

Letter to Henry Nelles from David Merritt inquiring about work done between Lots 5 and 6 should be done as directed or as the worker pleases to do it. This is a complaint against John Y. Lymburner, Dec. 6, 1839.

Amor y erotismo en la poesía de David Huerta : lectura de historia

Tesis (Maestría en Letras Españolas) UANL

Modelos generalizados de unidades de transformación para el análisis de sistemas eléctricos de potencia [por] Luis David Aréchiga Rodríguez

Tesis (Maestría en Ciencias en Ingeniería Eléctrica, con especialidad en Potencia) U.A.N.L.

Autosintonización de lazos de control PID en controladores programables por David Cavada Hernández

Tesis (Maestría en Ciencias de la Ingeniería Eléctrica con Especialidad en Electrónica) U.A.N.L.

Evaluación del germoplasma en el suelo en un ecosistema con alto grado de desertificación en el noreste de México [por] David Castillo Quiroz

Tesis (Maestría en Ciencias Forestales) U.A.N.L.

Aplicación de la metodología de Brian Blum al desarrollo del proyecto de David y Goliat

Tesis (Maestría en Informática) U.A.N.L.

Modelos para la evaluación de plantaciones forestales en Durango, México [por] David Maldonado Ayala

Tesis (Maestría en Ciencias Forestales) U.A.N.L.

Estrategias didácticas para promover la sensibilidad por la música en el primer grado de la escuela primaria por David Josué Zambrano de León

Tesis (Master en Artes con Especialidad en Educación por el Arte) U.A.N.L.