Letter to George Rykert (president of the Port Dalhousie and Thorold Railway), engineer from William Danforth, civil engineer

Letter to George Rykert (president of the Port Dalhousie and Thorold Railway), engineer from William Danforth, civil engineer in which he states that the preliminary survey has been made between Port Dalhousie and Centreville at which point it may intersect with the Great Western Railway. The estimate is included (2 pages, handwritten), July 25, 1853.

Railway carriages & wagons: their design and construction ... In two parts ...

No more published.

Discursos de fundação: engenheiros e o progresso pelo interior de São Paulo (1890-1910)

Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)

Voucher #2 from the Engineer Department of Port Dalhousie and Thorold Railway Extension paid to Daniel Plumsteel, Dec. 31, 1856

Voucher #2 from the Engineer Department of Port Dalhousie and Thorold Railway Extension for surveys, paid to Daniel Plumsteel, Dec. 31, 1856.

Voucher #3 from the Engineer Department of Port Dalhousie and Thorold Railway Extension paid to Thomas Woods, Dec. 31, 1856

Voucher #3 from the Engineer Department of Port Dalhousie and Thorold Railway Extension for sinking test pits, paid to Thomas Woods, Dec. 31, 1856.

Pay roll voucher #4 from the Engineer Department of Port Dalhousie and Thorold Railway for the month of January, Jan. 1857

Pay roll voucher #4 from the Engineer Department of Port Dalhousie and Thorold Railway Extension for surveying for the month of January, Jan. 1857.

Voucher #5 from the Engineer Department of Port Dalhousie and Thorold Railway Extension to George Forbes for surveys, Jan. 31, 1857

Voucher #5 from the Engineer Department of Port Dalhousie and Thorold Railway Extension to George Forbes for surveys, Jan. 31, 1857.

Voucher #6 from the Engineer Department of Port Dalhousie and Thorold Railway Extension to Thomas Woods for surveys, Jan. 31, 1857

Voucher #6 from the Engineer Department of Port Dalhousie and Thorold Railway Extension to Thomas Woods for surveys, Jan. 31, 1857.

Voucher #7 from the Engineer Department of Port Dalhousie and Thorold Railway Extension to W.G. Thompson accompanied by an abstract of vouchers and summaries of account paid by W.G. Thompson for surveys, Jan. 31, 1857

Voucher #7 from the Engineer Department of Port Dalhousie and Thorold Railway Extension to W.G. Thompson accompanied by an abstract of vouchers and summaries of account paid by W.G. Thompson for surveys, Jan. 31, 1857.

Pay roll voucher #8 from the Engineer Department of Port Dalhousie and Thorold Railway Extension for surveys in the month of February, Feb. 28, 1857

Pay roll voucher #8 from the Engineer Department of Port Dalhousie and Thorold Railway Extension for surveys in the month of February, Feb. 28, 1857.

Voucher #9 from the Engineer Department of Port Dalhousie and Thorold Railway Extension to W. G. Thompson accompanied by an abstract of vouchers for surveys, Feb. 28, 1857

Voucher #9 from the Engineer Department of Port Dalhousie and Thorold Railway Extension to W. G. Thompson accompanied by an abstract of vouchers for surveys, Feb. 28, 1857

Pay roll voucher #10 from the Engineer Department of Port Dalhousie and Thorold Railway Extension for the engineer corps. , Mar. 31, 1857

Pay roll voucher #10 from the Engineer Department of Port Dalhousie and Thorold Railway Extension for the engineer corps. , Mar. 31, 1857.

Voucher #15 from the Engineer Department of Port Dalhousie and Thorold Railway Extension to A. H. Armour for office supplies, Apr. 1, 1857

Voucher #15 from the Engineer Department of Port Dalhousie and Thorold Railway Extension to A. H. Armour for office supplies, Apr. 1, 1857.

Pay roll voucher #12 from the Engineer Department of Port Dalhousie and Thorold Railway Extension for the office approved by F. Shanly, chief engineer, April, 1857

Pay roll voucher #12 from the Engineer Department of Port Dalhousie and Thorold Railway Extension for the office approved by F. Shanly, chief engineer, April, 1857.

Pay roll voucher #13 from the Engineer Department of Port Dalhousie and Thorold Railway Extension for the Northern Division for the month of April, 1857 approved by F. Shanly, chief engineer and W.G. Thompson, assistant engineer, April 27, 1857

Pay roll voucher #13 from the Engineer Department of Port Dalhousie and Thorold Railway Extension for the Northern Division for the month of April, 1857 approved by F. Shanly, chief engineer and W.G. Thompson, assistant engineer, April 27, 1857.