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Philadelphia. Schwarzschild. etc.
Philadelphia. Schwarzschild. etc.
Ottawa. Covington paraboloid
Ottawa. Covington paraboloid
Edmonton. University of Alberta Observatory
Edmonton. University of Alberta Observatory
Randolph Macon Conference Group. blossoms
Randolph Macon Conference Group. blossoms
Randolph Macon Walter, Aunt Mary, Mother, Effie
Randolph Macon Walter, Aunt Mary, Mother, Effie
John Payson Williston Observatory and Jocelyn
John Payson Williston Observatory and Jocelyn
Queen's Radio Observatory with three boys
Queen's Radio Observatory with three boys
Queen's Radio Picnic 8 at Green Roofs
Queen's Radio Picnic 8 at Green Roofs
Whiten Obs. Sally Hill, Shirley, etc.
Whiten Obs. Sally Hill, Shirley, etc.
Whiten Obs. Sally & Shirley
Whiten Obs. Sally & Shirley
Richmond Hill. David Dunlap red
Richmond Hill. David Dunlap red
Green Ridge. Grandma, Knapps, Albert
Green Ridge. Grandma, Knapps, Albert
Dunstable. Helen & Mother
Dunstable. Helen & Mother
Kingston. Queen's Commencement. The Family & HSH
Kingston. Queen's Commencement. The Family & HSH
The Wedding
The Wedding
Richmond Hill. DDO in ice. good
Richmond Hill. DDO in ice. good
Richmond Hill. Ice storm. 98 Richmond. setting sun
Richmond Hill. Ice storm. 98 Richmond. setting sun
Tucson. Kitt Peak Waterman family
Tucson. Kitt Peak Waterman family
Penticton. Telescope & office from N.
Penticton. Telescope & office from N.
Penticton. Platform party
Penticton. Platform party
Penticton. Dr. Beals addresses dedication
Penticton. Dr. Beals addresses dedication
Penticton. Dedication. group under dish
Penticton. Dedication. group under dish
Victoria. 1936. Dome. David. Bob. Stephen
Victoria. 1936. Dome. David. Bob. Stephen
Victoria. DAO. David, Bob, Stephen. close
Victoria. DAO. David, Bob, Stephen. close
Victoria. DAO office headquarters & 3 boys
Victoria. DAO office headquarters & 3 boys
Dunstable. November 6. Mother & Helen
Dunstable. November 6. Mother & Helen
Richmond Hill. Dec. 1960. Louie & rod
Richmond Hill. Dec. 1960. Louie & rod
Montreal. Royal Society astronomers
Montreal. Royal Society astronomers
Montreal. Royal Society astronomers
Montreal. Royal Society astronomers
Cambridge. AAVSO group
Cambridge. AAVSO group
Toronto. Muir Gardens in winter & Dr. Urquhart
Toronto. Muir Gardens in winter & Dr. Urquhart
Ondrejov. Entrance main building and Valnicek
Ondrejov. Entrance main building and Valnicek
Ondrejov. Coelostat and vines
Ondrejov. Coelostat and vines
Ondrejov. Coronagraph
Ondrejov. Coronagraph
Prague. View of city from height
Prague. View of city from height
Victoria. Cock pheasant lunch
Victoria. Cock pheasant lunch
Green Bank. The Monitor
Green Bank. The Monitor
Green Bank. Astronomers
Green Bank. Astronomers
Green Bank. David & Dr. MacRae
Green Bank. David & Dr. MacRae
Green Bank. 300 ft.
Green Bank. 300 ft.
Geneva. United Nations. Suzanne on restaurant balcony
Geneva. United Nations. Suzanne on restaurant balcony
Kenilworth. Easter. Sally. Rod. Gay. Edward
Kenilworth. Easter. Sally. Rod. Gay. Edward
Kitt Peak - Helen Hogg at solar tel.
Kitt Peak - Helen Hogg at solar tel.
Lowell - Group at Ellenor Trull's
Lowell - Group at Ellenor Trull's
Kona. Hawaii - Bat Bok. Keauhu Beach Hotel
Kona. Hawaii - Bat Bok. Keauhu Beach Hotel
Victoria - Sidney and Gretchen van der Vergh
Victoria - Sidney and Gretchen van der Vergh
R.H. - July 1st. family group. David and Carol
R.H. - July 1st. family group. David and Carol
Toronto - Pekin Restaurant. Small and Chu
Toronto - Pekin Restaurant. Small and Chu
Toronto - Pekin Restaurant. with H. Hogg
Toronto - Pekin Restaurant. with H. Hogg
Dunstable - 5 Sears Family
Dunstable - 5 Sears Family
Results 251 to 300 of 9505