Lighthouse, Journal of the Canadian Hydrographic Association
Fall 1997: Some Anomalies in a Spanish Chart of Vancouver Island-1791, 56, pp.7-20
Fall 1994: Captain Vancouver’s Assessment of Kendall’s Chronometer K3-1791/1792, 50, pp.15-26
Fall 1993: An Analysis of Captain Cook’s Longitude Determinations at Nootka-April 1778, 48, pp.21-29
Spring 1993: Where was Nootka in 1792?, An Explanation of Captain Vancouver’s Longitude Error, 47, pp.15-18
Fall 1992: Perigean Spring Tide in Loughborough Inlet-July 1792, 46, pp.5-9