Wilhelmina Iwanowska (1905–1999), distinguished Polish astronomer, worked at the Vilnius (1927–1940) and Torun (1945–1999) universities and was the Vice President of the IAU from 1973 to 1979. She was the ﬁrst Director of the Institute of Astronomy of the Copernicus University in Torun. Prof. Iwanowska was elected an Honorary Member of the Royal Astronomical Society of Canada on 1973-09-22, in the year of the 500th anniversary of the birth of Copernocis. Prof. Iwanowska had traveled and lectured extensively in Canada that year.
Reference: MPC 79912