State of sea photographs for the Beaufort wind scale =
Subtitle: Photographies de l'état de la mer pour l'échelle de Beaufort
By: Environment Canada, Atmospheric Environment.
Publisher: Environment Canada; [available from] Information Canada
Published: 1975
Place of publication: [Ottawa?]
Language: eng
Number of pages: 51
Subjects: Beaufort scale -- Atlases.
Other titles: Photographies de l'état de la mer pour l'échelle de Beaufort.
Notes: English and French.