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Helen Sawyer Hogg fonds
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"132 New Variable Stars in Five Globular Clusters"

"132 New Variable Stars in Five Globular Clusters"

"A Canadian Astronomer Looks Backward and Forward"

"A Canadian Astronomer Looks Backward and Forward"

"A Child's Primer of the Skys"

"A Child's Primer of the Skys"

"A Probable Nova in Globular Cluster Messier 14"

"A Probable Nova in Globular Cluster Messier 14"

"Astronomy and Colour"

"Astronomy and Colour"

"Astronomy and the David Dunlop Observatory, 1935-1967"

"Astronomy and the David Dunlop Observatory, 1935-1967"

"Catalogue of 116 Variable Stars"

"Catalogue of 116 Variable Stars"

"Catalogue of Star Clusters and Associations"

"Catalogue of Star Clusters and Associations"

"Compendium of Astronomy, Stars and Stellar..."

"Compendium of Astronomy, Stars and Stellar..."

"Distribution of Periods of Cluster Type Variables in Globular Star Clu...

"Distribution of Periods of Cluster Type Variables in Globular Star Clusters"

"Forty Years with an Astronomy Column"

"Forty Years with an Astronomy Column"

"Helen Hogg" scholarships

"Helen Hogg" scholarships

"Interview Dr. Frank Hogg - recorded by Bill Beatty at Dunlap Observator...

"Interview Dr. Frank Hogg - recorded by Bill Beatty at Dunlap Observatory. Broadcast Jan 28 1950 - Trans-Canada Network"

"Looking Back at the Observers Handbook"

"Looking Back at the Observers Handbook"

"Lunar Craters Names for Canadians"

"Lunar Craters Names for Canadians"

"Lunar Craters Names for Canadians"

"Lunar Craters Names for Canadians"

"Meaning of Success"

"Meaning of Success"

"Memories of the Plasket Era..."

"Memories of the Plasket Era..."

"Memories of the Plasket Era..."

"Memories of the Plasket Era..."

"My trip to New York" by David Hogg

"My trip to New York" by David Hogg

"Observations of Variable Stars in ... M80"

"Observations of Variable Stars in ... M80"

"Out of Old Books" compilation of articles written by Helen Hogg

"Out of Old Books" compilation of articles written by Helen Hogg

"Patterns and Problems of Growth"

"Patterns and Problems of Growth"

"Period Changes for Variable in M28"

"Period Changes for Variable in M28"

"Period of Changes in RR Lyrae Variables..."

"Period of Changes in RR Lyrae Variables..."

"Periods of 36 Variable Stars in Four Globular..."

"Periods of 36 Variable Stars in Four Globular..."

"Photometric Distances of Galactic Clusters"

"Photometric Distances of Galactic Clusters"

"Popularizing Astronomy", draft

"Popularizing Astronomy", draft

"Recollections of Peter M. Millman", David Dunlap Doing

"Recollections of Peter M. Millman", David Dunlap Doing

"Report on Variable Stars in Globular Clusters"

"Report on Variable Stars in Globular Clusters"

"Scientists and Inventors" book series

"Scientists and Inventors" book series

"Second Catalogue of Variable Stars"

"Second Catalogue of Variable Stars"

"Sky Facts"

"Sky Facts"

"Some thoughts on astronomy", Rothnium

"Some thoughts on astronomy", Rothnium

"Stars that travel together" RCI lecture

"Stars that travel together" RCI lecture

"The Bright Variable Stars in Messier 5"

"The Bright Variable Stars in Messier 5"

"The Bright Variable Stars in Messier 5"

"The Bright Variable Stars in Messier 5"

"The Canadian Telescope in Chili", draft report

"The Canadian Telescope in Chili", draft report

"The Centennial of the NGC 1988"

"The Centennial of the NGC 1988"

"The Challenge of Variable Stars in Globular..."

"The Challenge of Variable Stars in Globular..."

"The Dimensions of the Galaxy as Defined by..."

"The Dimensions of the Galaxy as Defined by..."

"The Dimensions of the Galaxy as Defined by..."

"The Dimensions of the Galaxy as Defined by..."

"The Historical Importance of Astronomy"

"The Historical Importance of Astronomy"

"The History of Variable Stars, 1850-1920"

"The History of Variable Stars, 1850-1920"

"The History of Variable Stars, 1850-1920"

"The History of Variable Stars, 1850-1920"

"The Light Curves of Forty Variables in ..."

"The Light Curves of Forty Variables in ..."

"The Light and the Flame"

"The Light and the Flame"

"The Lure of Variable Stars in Globular Clusters"

"The Lure of Variable Stars in Globular Clusters"

"The Stars Belong to Everyone"

"The Stars Belong to Everyone"

"There's more to Gravity than the Drop of an Apple"

"There's more to Gravity than the Drop of an Apple"
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