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Helen Sawyer Hogg fonds
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Correspondence between Caroline and Edward Sawyer
Correspondence between Caroline and Edward Sawyer
Letters written to father, Edward Sawyer
Letters written to father, Edward Sawyer
Creative Chemistry book and accompanying letter in front cover
Creative Chemistry book and accompanying letter in front cover
Christmas cards
Christmas cards
Correspondence of Caroline Sawyer
Correspondence of Caroline Sawyer
Correspondence home to mother, Caroline Sawyer from Mount Holyoke
Correspondence home to mother, Caroline Sawyer from Mount Holyoke
Correspondence home to mother, Caroline Sawyer from Mount Holyoke
Correspondence home to mother, Caroline Sawyer from Mount Holyoke
Correspondence with Aunt Lenora Battles in Lowell, Mass.
Correspondence with Aunt Lenora Battles in Lowell, Mass.
Mount Holyoke memorabilia
Mount Holyoke memorabilia
Photos of Caroline Sawyer
Photos of Caroline Sawyer
Correspondence: general
Correspondence: general
Frank S. Hogg's family photos, some from his father's place in Saskatchewan (1924)
Frank S. Hogg's family photos, some from his father's place in Saskatchewan (1924)
Misc. Correspondence. 1920s
Misc. Correspondence. 1920s
Memorabilia
Memorabilia
Helen and Frank Hogg's wedding invitation and service book
Helen and Frank Hogg's wedding invitation and service book
"Periods of 36 Variable Stars in Four Globular..."
"Periods of 36 Variable Stars in Four Globular..."
Incoming and Outgoing by correspondent, 1911-1932
Incoming and Outgoing by correspondent, 1911-1932
Glass plate and photos of Mt. Ranier from Dominion Astrophysical Observatory, Victoria, B. C. and related news article
Glass plate and photos of Mt. Ranier from Dominion Astrophysical Observatory, Victoria, B. C. and related news article
Photos of stars from Lick Observatory, California
Photos of stars from Lick Observatory, California
American Association of Variable Star Observers: Membership List
American Association of Variable Star Observers: Membership List
Early photos of David Dunlap Observatory and employees
Early photos of David Dunlap Observatory and employees
Correspondence to family
Correspondence to family
"132 New Variable Stars in Five Globular Clusters"
"132 New Variable Stars in Five Globular Clusters"
Publications and notes
Publications and notes
International Astronomical Union (IAU): Meeting Minutes
International Astronomical Union (IAU): Meeting Minutes
Misc. Correspondence. 1930s
Misc. Correspondence. 1930s
"A Child's Primer of the Skys"
"A Child's Primer of the Skys"
Miscellaneous Incoming, 1922-1939
Miscellaneous Incoming, 1922-1939
Correspondence between Helen and Frank S. Hogg
Correspondence between Helen and Frank S. Hogg
Letters to Frank Hogg from 1939 trip
Letters to Frank Hogg from 1939 trip
Correspondence: general
Correspondence: general
"Catalogue of 116 Variable Stars"
"Catalogue of 116 Variable Stars"
Catalogue of 1116 Variable Stars in Globular Clusters
Catalogue of 1116 Variable Stars in Globular Clusters
Glass plates of Helen and Frank's children
Glass plates of Helen and Frank's children
Glass plates of Helen and Frank's children
Glass plates of Helen and Frank's children
Royal Astronomical Society of Canada: Toronto Centre draft article and report
Royal Astronomical Society of Canada: Toronto Centre draft article and report
Memorabilia (name cards)
Memorabilia (name cards)
Sally Hogg
Sally Hogg
Mount Holyoke Papers
Mount Holyoke Papers
"Distribution of Periods of Cluster Type Variables in Globular Star Clusters"
"Distribution of Periods of Cluster Type Variables in Globular Star Clusters"
Correspondence between Helen and Frank (part 1 of 2)
Correspondence between Helen and Frank (part 1 of 2)
Mount Holyoke memorabilia
Mount Holyoke memorabilia
Correspondence between Helen and Frank (part 2 of 2)
Correspondence between Helen and Frank (part 2 of 2)
"Variable Stars in Globular Cluster Messier 80"
"Variable Stars in Globular Cluster Messier 80"
Theatre playbills
Theatre playbills
Royal Astronomical Society of Canada: Lectures - 20th Century Astronomy
Royal Astronomical Society of Canada: Lectures - 20th Century Astronomy
Correspondence received while at Toronto General Hospital
Correspondence received while at Toronto General Hospital
"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..."
Correspondence with Aunt Lenora Battles in Lowell, Mass.
Correspondence with Aunt Lenora Battles in Lowell, Mass.
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