Alternative sign sequences for work zones on rural highways. Executive summary. Final report.

Federal Highway Administration, Office of Research and Development, Washington, D.C.

Comparison of signs and markings for passing/no-passing zones. Executive summary.

Federal Highway Administration, Office of Research, Washington, D.C.

Comparison of signs and markings for passing/no-passing zones. Final report.

Federal Highway Administration, Office of Research, Washington, D.C.

A century of social thinking in Hawaii.

A review and digest of papers by members of the Social Science Association of Honolulu.

The federal role in unemployment compensation administration /

Mode of access: Internet.

Executive summary and abstract for the report entitled "An evaluation of warning and regulatory signs for curves on rural roads."".

Federal Highway Administration, Office of Research, Washington, D.C.

Executive summary and abstract for the report entitled "An evaluation of signs for sight-restricted rural intersections."".

Federal Highway Administration, Office of Research, Washington, D.C.

Sioux City-Woodbury County Alcohol Safety Action Project. 1975 household survey.

National Highway Traffic Safety Administration, Washington, D.C.

An evaluation of warning and regulatory signs for curves on rural roads. Final report.

Federal Highway Administration, Office of Research and Development, Washington, D.C.

Effective warning devices for parked/disabled vehicles. Executive summary. Final report.

Federal Highway Administration, Office of Research and Development, Washington, D.C.

Effective warning devices for parked/disabled vehicles. Final report.

Federal Highway Administration, Office of Research and Development, Washington, D.C.

Child welfare ...

Foreword [by] James H.S. Bossard.--Standards of child welfare [by] Julia C. Lathrop.--Positive welfare for all children.--Problems and programs involving special groups of children.--Child welfare programs.--Appendix. The Standard of living among one hundred Negro migrant families in Philadelphia [by] Sadie Tanner Mossell.--Index.

Topical index to national constitutions /

Includes bibliographical references.

Patrol saturation study. Final report.

Alcohol Safety Action Project--Sioux City, Iowa

The behavior modification school follow-up study. Final report.

National Highway Traffic Safety Administration, Washington, D.C.