The pollination question
By: by E.J. Kraus.
Contributors: Pacific Horticultural Correspondence School (Portland, Or.)
Publisher: Pacific Horticultural Correspondence School
Published: 1913
Place of publication: [Portland, Ore.]
Language: eng
Number of pages: 15
Subjects: Pollination.
Notes: Cover title.

"Written specially for use in the Pacific Horticultural Correspondence School, Portland, Oregon."

Bound with other pamphlets from the Pacific Horticultural Correspondence School.