Sleep, or, The hygiene of the night
By: by W.W. Hall.
Publisher: Dawson
Published: 1982
Place of publication: Montreal
Language: eng
Format: Microform
Number of pages: 186
Subjects: Sleep.; Hygiene.
Other titles: The hygiene of the night.
Notes: Filmed from a copy of the original publication held by the Metropolitan Toronto Library, Science & Technology Department. Ottawa : Canadian Institute for Historical Microreproductions, 1983.

ii, 346, iv p.