Water conservation, teacher's manual
Subtitle: Illinois resource management
By: compiled for Division of Conservation Education, Office of the Superintendent of Public Instruction.
Contributors: Illinois. Division of Conservation Education.
Published: 1962
Place of publication: [Springfield
Language: eng
Number of pages: 44
Subjects: Water conservation -- Study and teaching.; Water conservation -- Illinois.
Notes: Cover title: Teaching water conservation.
Errata slip mounted on t.p.