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Filtering by: Subject Shrubs -- Oregon, Western -- Identification

Western Oregon shrub quiz [1953]

Creator:

Ross, Charles R. (Charles Robert), 1908-

Abstract:

Answers published separately as EC 554.

Resource Type:

Learning Object
Western Oregon shrub quiz [1960]

Creator:

Oregon State College. Federal Cooperative Extension Service and Ross, Charles R. (Charles Robert), 1908-

Abstract:

Answers published separately as EC 554.

Resource Type:

Learning Object
Western Oregon shrub quiz - key [1982]

Creator:

Ross, Charles R. (Charles Robert), 1908-

Abstract:

Blank quiz sheets published separately as EC 553.

Resource Type:

Learning Object