Chart of estimate #13 of work done by John Williams

Chart of estimate #13 of work done by John Williams. This is signed by Fred Holmes, Nov. 1856.

Chart of estimate #14 of work done by John Williams

Chart of estimate #14 of work done by John Williams, Dec. 1856.

Chart of estimate #14 of work done by John Williams

Chart of estimate #14 of work done by John Williams. This is signed by Fred Holmes, Dec. 1856.

Chart of estimate #15 of work done by John Williams

Chart of estimate #15 of work done by John Williams, Mar. 1857.

Chart of estimate #16 of work done by John Williams

Chart of estimate #16 of work done by John Williams, April 1857.

Chart of unnumbered estimate of work done by John Williams

Chart of unnumbered estimate of work done by John Williams. This is signed by Fred Holmes, Apr. 1857.

Chart of estimate #17 of work done by John Williams

Chart of estimate #17 of work done by John Williams. This is signed by S.D. Woodruff, May 1857.

Chart of unnumbered estimate of work done by John Williams

Chart of unnumbered estimate of work done by John Williams. This is signed by Fred Holmes, May 1857.

Chart of estimate #18 of work done by John Williams

Chart of estimate #18 of work done by John Williams. This is signed by Fred Holmes, June 1857.

Chart of estimate #18c of work done by John Williams

Chart of estimate #18c of work done by John Williams, June, 1857.

Chart of estimate #19 of work done by John Williams

Chart of estimate #19 of work done by John Williams, July 1857.

Chart of final estimate #20 of work done by John Williams

Chart of final estimate #20 of work done by John Williams, n.d.

Statement of vessels and merchandise passed downward through the Welland Canal at Port Colborne during the year 1858

Statement of vessels and merchandise passed downward through the Welland Canal at Port Colborne during the year 1858 showing nationalities of ports of clearance and discharge, May 31, 1862.

Statement of vessels and merchandise passed downward through the Welland Canal at Port Colborne during the year 1859

Statement of vessels and merchandise passed downward through the Welland Canal at Port Colborne during the year 1859 showing nationalities of ports of clearance and discharge, June 29, 1862.

Statement of vessels and merchandise passed downward through the Welland Canal at Port Colborne during the year 1860

Statement of vessels and merchandise passed downward through the Welland Canal at Port Colborne during the year 1860 showing nationalities of ports of clearance and discharge, Jan. 29, 1862.