Philadelphia. U of Pa Science Building
- UTA 1383-18-1-B1994-0002/002P.C21b
- File
- Sep. 1955-Jun. 1956
Part of Helen Sawyer Hogg fonds
Philadelphia. U of Pa Science Building
Part of Helen Sawyer Hogg fonds
Philadelphia. Flower and Cook Observatory
Part of Helen Sawyer Hogg fonds
Philadelphia. Flower and Cook Observatory
Part of Helen Sawyer Hogg fonds
Philadelphia. Group at Flower and Cook Dedication
Part of Helen Sawyer Hogg fonds
Philadelphia. Astronomers in courtyard
Part of Helen Sawyer Hogg fonds
Philadelphia. Schwarzschild. etc.
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Ottawa. Covington and paraboloids
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Richmond Hill. Dominion Day group
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Edmonton. Irvings at University
Part of Helen Sawyer Hogg fonds
Edmonton. University of Alberta Observatory
Part of Helen Sawyer Hogg fonds
Victoria Astronomers at cottage
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Victoria. Mrs. J.S.P., Pearce, HSH
Part of Helen Sawyer Hogg fonds
Victoria. Mrs. J.S.P., Pearce, van B
Part of Helen Sawyer Hogg fonds
Victoria. Final group of astronomers
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Toronto. AAS. Marg Mayall, Henrietta Swope
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Richmond Hill. Helen with children & grandchildren
Part of Helen Sawyer Hogg fonds
Richmond Hill. Radio astronomers. Seeger
Part of Helen Sawyer Hogg fonds
Richmond Hill. Ice storm 98 Richmond
Part of Helen Sawyer Hogg fonds
Richmond Hill. DDO & Dr. Heard
Part of Helen Sawyer Hogg fonds
Richmond Hill. DDO in ice. good
Part of Helen Sawyer Hogg fonds
Richmond Hill. Ice storm. 98 Richmond. setting sun
Part of Helen Sawyer Hogg fonds
Richmond Hill. Sally & boys against lilacs
Part of Helen Sawyer Hogg fonds
Richmond Hill. Grandma & MacDonalds
Part of Helen Sawyer Hogg fonds
Richmond Hill. Grandma, David, Carol, James
Part of Helen Sawyer Hogg fonds
Whiten Obs. Sally Hill, Shirley, etc.
Part of Helen Sawyer Hogg fonds
Whiten Obs. Sally Hill, Shirley, etc.
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Richmond Hill. All my children & grandchildren
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Richmond Hill. David Dunlap red
Part of Helen Sawyer Hogg fonds
Green Ridge. Grandma, Knapps, Albert
Part of Helen Sawyer Hogg fonds
Dunstable. Grandma & Aunt Mary. closeup
Part of Helen Sawyer Hogg fonds
Part of Helen Sawyer Hogg fonds
Richmond Hill. Fall '58. Family group in yard
Part of Helen Sawyer Hogg fonds
Kingston. Queen's Commencement. Dave & James
Part of Helen Sawyer Hogg fonds
Kingston. Queen's Commencement. The Family
Part of Helen Sawyer Hogg fonds
Kingston. Queen's Commencement. The Family & HSH
Part of Helen Sawyer Hogg fonds