Ontario's future?
Subtitle: conservation or else
By: by F.H. Kortright.
Contributors: MacDonald, Thoreau, 1901-; MacDonald, Thoreau, 1901- (autograph); Conservation Council of Ontario.
Publisher: Conservation Council of Ontario
Published: 1952
Place of publication: Toronto
Language: eng
Number of pages: 20
Subjects: Conservation of natural resources -- Ontario
Notes: Cover title.

"Art work executed and ... donated by Thoreau MacDonald." - p. 20.

RBSC copy 1 and 3: With the addition of 10 lines headed "Corrections" on p. 6.

RBSC copy 2: With the autograph of the artist on p. 20.